diff --git a/client/static/svg/icon-cancel-dotted.svg b/client/static/svg/icon-cancel-dotted.svg
new file mode 100644
index 00000000..47e60297
--- /dev/null
+++ b/client/static/svg/icon-cancel-dotted.svg
@@ -0,0 +1 @@
+<svg fill="#000000" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80" width="80px" height="80px"><path d="M 40 7 C 21.785156 7 7 21.785156 7 40 C 7 58.214844 21.785156 73 40 73 C 58.214844 73 73 58.214844 73 40 C 73 21.785156 58.214844 7 40 7 Z M 40 9 C 57.132813 9 71 22.867188 71 40 C 71 57.132813 57.132813 71 40 71 C 22.867188 71 9 57.132813 9 40 C 9 22.867188 22.867188 9 40 9 Z M 40 12 C 39.449219 12 39 12.449219 39 13 C 39 13.550781 39.449219 14 40 14 C 40.550781 14 41 13.550781 41 13 C 41 12.449219 40.550781 12 40 12 Z M 45.292969 12.515625 C 44.804688 12.503906 44.382813 12.84375 44.285156 13.324219 C 44.179688 13.863281 44.53125 14.390625 45.074219 14.5 C 45.613281 14.605469 46.140625 14.253906 46.25 13.714844 C 46.355469 13.171875 46.003906 12.644531 45.464844 12.535156 C 45.40625 12.527344 45.351563 12.519531 45.292969 12.515625 Z M 34.738281 12.519531 C 34.671875 12.519531 34.605469 12.523438 34.539063 12.535156 C 33.996094 12.644531 33.644531 13.171875 33.753906 13.714844 C 33.804688 13.972656 33.957031 14.203125 34.179688 14.351563 C 34.398438 14.496094 34.667969 14.550781 34.929688 14.5 C 35.472656 14.390625 35.824219 13.867188 35.714844 13.324219 C 35.621094 12.859375 35.214844 12.523438 34.738281 12.519531 Z M 29.675781 14.054688 C 29.542969 14.054688 29.410156 14.078125 29.285156 14.128906 C 28.773438 14.34375 28.53125 14.925781 28.746094 15.4375 C 28.957031 15.949219 29.539063 16.191406 30.050781 15.980469 C 30.5625 15.765625 30.804688 15.183594 30.59375 14.671875 C 30.4375 14.300781 30.078125 14.058594 29.675781 14.054688 Z M 50.355469 14.054688 C 49.941406 14.046875 49.566406 14.289063 49.40625 14.671875 C 49.195313 15.183594 49.4375 15.765625 49.949219 15.980469 C 50.460938 16.191406 51.042969 15.949219 51.253906 15.4375 C 51.46875 14.925781 51.226563 14.34375 50.714844 14.128906 C 50.601563 14.082031 50.476563 14.058594 50.355469 14.054688 Z M 25.011719 16.546875 C 24.808594 16.546875 24.609375 16.605469 24.441406 16.71875 C 23.984375 17.023438 23.859375 17.644531 24.167969 18.105469 C 24.472656 18.5625 25.09375 18.6875 25.554688 18.378906 C 26.015625 18.074219 26.136719 17.453125 25.832031 16.996094 C 25.648438 16.71875 25.339844 16.550781 25.011719 16.546875 Z M 55.015625 16.546875 C 54.675781 16.542969 54.355469 16.710938 54.167969 16.996094 C 53.859375 17.453125 53.984375 18.074219 54.441406 18.378906 C 54.902344 18.6875 55.523438 18.5625 55.828125 18.105469 C 55.976563 17.886719 56.03125 17.613281 55.980469 17.355469 C 55.929688 17.09375 55.777344 16.863281 55.554688 16.71875 C 55.394531 16.609375 55.210938 16.550781 55.015625 16.546875 Z M 20.921875 19.90625 C 20.652344 19.90625 20.390625 20.011719 20.203125 20.203125 C 19.8125 20.589844 19.8125 21.226563 20.203125 21.613281 C 20.589844 22.003906 21.226563 22.003906 21.613281 21.613281 C 22.003906 21.226563 22.003906 20.589844 21.613281 20.203125 C 21.429688 20.015625 21.183594 19.910156 20.921875 19.90625 Z M 59.105469 19.90625 C 58.835938 19.90625 58.574219 20.011719 58.386719 20.203125 C 57.996094 20.589844 57.996094 21.226563 58.386719 21.613281 C 58.773438 22.003906 59.410156 22.003906 59.796875 21.613281 C 60.1875 21.226563 60.1875 20.589844 59.796875 20.203125 C 59.613281 20.015625 59.367188 19.910156 59.105469 19.90625 Z M 62.460938 24 C 62.257813 23.996094 62.0625 24.054688 61.894531 24.167969 C 61.4375 24.472656 61.3125 25.09375 61.621094 25.550781 C 61.925781 26.011719 62.546875 26.136719 63.003906 25.828125 C 63.464844 25.519531 63.589844 24.902344 63.28125 24.441406 C 63.097656 24.167969 62.789063 24 62.460938 24 Z M 17.566406 24 C 17.226563 23.992188 16.90625 24.160156 16.71875 24.441406 C 16.414063 24.902344 16.535156 25.523438 16.996094 25.828125 C 17.457031 26.136719 18.074219 26.011719 18.382813 25.554688 C 18.6875 25.09375 18.566406 24.472656 18.105469 24.167969 C 17.945313 24.0625 17.761719 24.003906 17.566406 24 Z M 31.515625 25.859375 L 25.859375 31.515625 L 34.34375 40 L 25.859375 48.484375 L 31.515625 54.140625 L 40 45.65625 L 48.484375 54.140625 L 54.140625 48.484375 L 45.65625 40 L 54.140625 31.515625 L 53.4375 30.808594 L 48.484375 25.859375 L 40 34.34375 Z M 64.953125 28.667969 C 64.820313 28.664063 64.6875 28.691406 64.5625 28.742188 C 64.050781 28.953125 63.808594 29.539063 64.019531 30.046875 C 64.234375 30.558594 64.816406 30.800781 65.328125 30.589844 C 65.839844 30.378906 66.082031 29.792969 65.871094 29.28125 C 65.714844 28.914063 65.355469 28.667969 64.953125 28.667969 Z M 15.078125 28.667969 C 14.664063 28.660156 14.289063 28.902344 14.132813 29.285156 C 13.921875 29.796875 14.164063 30.378906 14.671875 30.59375 C 15.183594 30.804688 15.769531 30.5625 15.980469 30.050781 C 16.191406 29.539063 15.949219 28.957031 15.4375 28.746094 C 15.324219 28.695313 15.203125 28.671875 15.078125 28.667969 Z M 31.515625 28.6875 L 40 37.171875 L 48.484375 28.6875 L 51.3125 31.515625 L 42.828125 40 L 51.3125 48.484375 L 48.484375 51.3125 L 40 42.828125 L 31.515625 51.3125 L 28.6875 48.484375 L 37.171875 40 L 28.6875 31.515625 Z M 66.484375 33.734375 C 66.417969 33.730469 66.351563 33.738281 66.285156 33.75 C 65.746094 33.859375 65.394531 34.386719 65.5 34.925781 C 65.609375 35.46875 66.136719 35.820313 66.675781 35.714844 C 67.21875 35.605469 67.570313 35.078125 67.464844 34.535156 C 67.371094 34.070313 66.960938 33.734375 66.484375 33.734375 Z M 13.546875 33.734375 C 13.058594 33.722656 12.636719 34.058594 12.539063 34.535156 C 12.488281 34.796875 12.539063 35.070313 12.6875 35.289063 C 12.835938 35.511719 13.066406 35.664063 13.328125 35.714844 C 13.585938 35.765625 13.855469 35.710938 14.078125 35.566406 C 14.296875 35.417969 14.449219 35.1875 14.5 34.925781 C 14.609375 34.386719 14.257813 33.859375 13.71875 33.75 C 13.660156 33.742188 13.605469 33.734375 13.546875 33.734375 Z M 13 39 C 12.449219 39 12 39.449219 12 40 C 12 40.550781 12.449219 41 13 41 C 13.550781 41 14 40.550781 14 40 C 14 39.449219 13.550781 39 13 39 Z M 67 39 C 66.449219 39 66 39.449219 66 40 C 66 40.550781 66.449219 41 67 41 C 67.550781 41 68 40.550781 68 40 C 68 39.449219 67.550781 39 67 39 Z M 13.523438 44.265625 C 13.457031 44.265625 13.390625 44.273438 13.324219 44.285156 C 12.78125 44.394531 12.429688 44.921875 12.539063 45.464844 C 12.648438 46.003906 13.171875 46.355469 13.714844 46.25 C 14.257813 46.140625 14.609375 45.613281 14.5 45.074219 C 14.40625 44.605469 14 44.269531 13.523438 44.265625 Z M 66.507813 44.265625 C 66.019531 44.253906 65.597656 44.59375 65.5 45.074219 C 65.394531 45.613281 65.746094 46.140625 66.285156 46.25 C 66.828125 46.355469 67.355469 46.003906 67.464844 45.464844 C 67.570313 44.921875 67.21875 44.394531 66.675781 44.285156 C 66.621094 44.277344 66.566406 44.269531 66.507813 44.265625 Z M 64.96875 49.328125 C 64.554688 49.320313 64.179688 49.566406 64.019531 49.949219 C 63.808594 50.457031 64.050781 51.042969 64.5625 51.253906 C 65.074219 51.464844 65.65625 51.222656 65.871094 50.714844 C 66.082031 50.203125 65.839844 49.617188 65.328125 49.40625 C 65.214844 49.359375 65.089844 49.332031 64.96875 49.328125 Z M 15.0625 49.332031 C 14.929688 49.332031 14.796875 49.355469 14.671875 49.40625 C 14.429688 49.507813 14.234375 49.703125 14.132813 49.949219 C 14.03125 50.195313 14.03125 50.46875 14.128906 50.714844 C 14.34375 51.226563 14.925781 51.46875 15.4375 51.253906 C 15.683594 51.15625 15.878906 50.960938 15.980469 50.714844 C 16.082031 50.46875 16.082031 50.195313 15.980469 49.949219 C 15.828125 49.578125 15.464844 49.335938 15.0625 49.332031 Z M 62.46875 54 C 62.128906 53.992188 61.808594 54.160156 61.621094 54.441406 C 61.3125 54.902344 61.4375 55.519531 61.894531 55.828125 C 62.113281 55.976563 62.386719 56.03125 62.644531 55.976563 C 62.90625 55.925781 63.136719 55.773438 63.28125 55.550781 C 63.589844 55.09375 63.464844 54.472656 63.003906 54.167969 C 62.847656 54.058594 62.660156 54 62.46875 54 Z M 17.5625 54 C 17.359375 53.996094 17.164063 54.054688 16.996094 54.167969 C 16.539063 54.476563 16.414063 55.09375 16.71875 55.554688 C 17.027344 56.011719 17.648438 56.136719 18.109375 55.828125 C 18.566406 55.523438 18.691406 54.902344 18.382813 54.441406 C 18.199219 54.167969 17.890625 54.003906 17.5625 54 Z M 20.921875 58.09375 C 20.652344 58.089844 20.390625 58.195313 20.203125 58.386719 C 19.8125 58.773438 19.8125 59.410156 20.203125 59.796875 C 20.589844 60.1875 21.226563 60.1875 21.613281 59.796875 C 22.003906 59.410156 22.003906 58.773438 21.613281 58.386719 C 21.429688 58.199219 21.183594 58.09375 20.921875 58.09375 Z M 59.105469 58.09375 C 58.835938 58.089844 58.574219 58.195313 58.386719 58.386719 C 57.996094 58.773438 57.996094 59.410156 58.386719 59.796875 C 58.773438 60.1875 59.410156 60.1875 59.796875 59.796875 C 60.1875 59.410156 60.1875 58.773438 59.796875 58.386719 C 59.613281 58.199219 59.367188 58.09375 59.105469 58.09375 Z M 25.019531 61.449219 C 24.679688 61.441406 24.359375 61.609375 24.171875 61.890625 C 23.863281 62.351563 23.988281 62.972656 24.449219 63.28125 C 24.90625 63.585938 25.527344 63.460938 25.832031 63.003906 C 26.140625 62.542969 26.015625 61.925781 25.558594 61.617188 C 25.398438 61.511719 25.210938 61.449219 25.019531 61.449219 Z M 55.011719 61.449219 C 54.808594 61.445313 54.613281 61.503906 54.445313 61.613281 C 54.222656 61.761719 54.070313 61.992188 54.019531 62.253906 C 53.96875 62.511719 54.023438 62.785156 54.171875 63.003906 C 54.476563 63.460938 55.097656 63.585938 55.558594 63.28125 C 56.015625 62.972656 56.140625 62.351563 55.832031 61.890625 C 55.652344 61.617188 55.34375 61.449219 55.011719 61.449219 Z M 29.691406 63.941406 C 29.277344 63.933594 28.902344 64.179688 28.746094 64.5625 C 28.535156 65.070313 28.777344 65.65625 29.285156 65.867188 C 29.796875 66.078125 30.382813 65.835938 30.59375 65.328125 C 30.804688 64.816406 30.5625 64.230469 30.050781 64.019531 C 29.9375 63.972656 29.816406 63.945313 29.691406 63.941406 Z M 50.339844 63.941406 C 50.207031 63.941406 50.074219 63.96875 49.953125 64.019531 C 49.707031 64.121094 49.511719 64.316406 49.410156 64.558594 C 49.308594 64.804688 49.308594 65.082031 49.40625 65.328125 C 49.621094 65.835938 50.203125 66.078125 50.714844 65.867188 C 50.960938 65.765625 51.15625 65.570313 51.257813 65.328125 C 51.359375 65.082031 51.359375 64.804688 51.257813 64.5625 C 51.105469 64.1875 50.742188 63.945313 50.339844 63.941406 Z M 34.761719 65.480469 C 34.273438 65.46875 33.847656 65.808594 33.753906 66.285156 C 33.644531 66.828125 33.996094 67.351563 34.539063 67.460938 C 35.082031 67.570313 35.605469 67.21875 35.714844 66.675781 C 35.824219 66.132813 35.472656 65.609375 34.929688 65.5 C 34.875 65.488281 34.816406 65.480469 34.761719 65.480469 Z M 45.269531 65.484375 C 45.203125 65.480469 45.136719 65.488281 45.074219 65.5 C 44.53125 65.609375 44.179688 66.132813 44.285156 66.675781 C 44.339844 66.9375 44.492188 67.164063 44.710938 67.3125 C 44.933594 67.460938 45.203125 67.515625 45.464844 67.464844 C 45.722656 67.410156 45.953125 67.257813 46.101563 67.039063 C 46.246094 66.816406 46.300781 66.546875 46.25 66.285156 C 46.15625 65.820313 45.746094 65.484375 45.269531 65.484375 Z M 40 66 C 39.449219 66 39 66.449219 39 67 C 39 67.550781 39.449219 68 40 68 C 40.550781 68 41 67.550781 41 67 C 41 66.449219 40.550781 66 40 66 Z"/></svg>
\ No newline at end of file
diff --git a/client/static/svg/icon-tree-structure-dotted.svg b/client/static/svg/icon-tree-structure-dotted.svg
new file mode 100644
index 00000000..2bef896d
--- /dev/null
+++ b/client/static/svg/icon-tree-structure-dotted.svg
@@ -0,0 +1 @@
+<svg fill="#000000" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80" width="80px" height="80px"><path d="M 13 10 C 11.355469 10 10 11.355469 10 13 L 10 25 C 10 26.644531 11.355469 28 13 28 L 31 28 C 32.644531 28 34 26.644531 34 25 L 34 13 C 34 11.355469 32.644531 10 31 10 Z M 22 28 C 21.449219 28 21 28.449219 21 29 C 21 29.550781 21.449219 30 22 30 C 22.550781 30 23 29.550781 23 29 C 23 28.449219 22.550781 28 22 28 Z M 13 12 L 31 12 C 31.566406 12 32 12.433594 32 13 L 32 25 C 32 25.566406 31.566406 26 31 26 L 13 26 C 12.433594 26 12 25.566406 12 25 L 12 13 C 12 12.433594 12.433594 12 13 12 Z M 16 14 C 15.449219 14 15 14.449219 15 15 C 15 15.550781 15.449219 16 16 16 C 16.550781 16 17 15.550781 17 15 C 17 14.449219 16.550781 14 16 14 Z M 16 18 C 15.449219 18 15 18.449219 15 19 C 15 19.550781 15.449219 20 16 20 C 16.550781 20 17 19.550781 17 19 C 17 18.449219 16.550781 18 16 18 Z M 16 22 C 15.449219 22 15 22.449219 15 23 C 15 23.550781 15.449219 24 16 24 C 16.550781 24 17 23.550781 17 23 C 17 22.449219 16.550781 22 16 22 Z M 49 28 C 47.355469 28 46 29.355469 46 31 L 46 36 C 45.449219 36 45 36.449219 45 37 C 45 37.550781 45.449219 38 46 38 L 46 43 C 46 44.644531 47.355469 46 49 46 L 67 46 C 68.644531 46 70 44.644531 70 43 L 70 31 C 70 29.355469 68.644531 28 67 28 Z M 49 30 L 67 30 C 67.566406 30 68 30.433594 68 31 L 68 43 C 68 43.566406 67.566406 44 67 44 L 49 44 C 48.433594 44 48 43.566406 48 43 L 48 31 C 48 30.433594 48.433594 30 49 30 Z M 22 32 C 21.449219 32 21 32.449219 21 33 C 21 33.550781 21.449219 34 22 34 C 22.550781 34 23 33.550781 23 33 C 23 32.449219 22.550781 32 22 32 Z M 52 32 C 51.449219 32 51 32.449219 51 33 C 51 33.550781 51.449219 34 52 34 C 52.550781 34 53 33.550781 53 33 C 53 32.449219 52.550781 32 52 32 Z M 22 36 C 21.449219 36 21 36.449219 21 37 C 21 37.550781 21.449219 38 22 38 C 22.550781 38 23 37.550781 23 37 C 23 36.449219 22.550781 36 22 36 Z M 26 36 C 25.449219 36 25 36.449219 25 37 C 25 37.550781 25.449219 38 26 38 C 26.550781 38 27 37.550781 27 37 C 27 36.449219 26.550781 36 26 36 Z M 30 36 C 29.449219 36 29 36.449219 29 37 C 29 37.550781 29.449219 38 30 38 C 30.550781 38 31 37.550781 31 37 C 31 36.449219 30.550781 36 30 36 Z M 34 36 C 33.449219 36 33 36.449219 33 37 C 33 37.550781 33.449219 38 34 38 C 34.550781 38 35 37.550781 35 37 C 35 36.449219 34.550781 36 34 36 Z M 38 36 C 37.449219 36 37 36.449219 37 37 C 37 37.550781 37.449219 38 38 38 C 38.550781 38 39 37.550781 39 37 C 39 36.449219 38.550781 36 38 36 Z M 42 36 C 41.449219 36 41 36.449219 41 37 C 41 37.550781 41.449219 38 42 38 C 42.550781 38 43 37.550781 43 37 C 43 36.449219 42.550781 36 42 36 Z M 52 36 C 51.449219 36 51 36.449219 51 37 C 51 37.550781 51.449219 38 52 38 C 52.550781 38 53 37.550781 53 37 C 53 36.449219 52.550781 36 52 36 Z M 22 40 C 21.449219 40 21 40.449219 21 41 C 21 41.550781 21.449219 42 22 42 C 22.550781 42 23 41.550781 23 41 C 23 40.449219 22.550781 40 22 40 Z M 52 40 C 51.449219 40 51 40.449219 51 41 C 51 41.550781 51.449219 42 52 42 C 52.550781 42 53 41.550781 53 41 C 53 40.449219 52.550781 40 52 40 Z M 22 44 C 21.449219 44 21 44.449219 21 45 C 21 45.550781 21.449219 46 22 46 C 22.550781 46 23 45.550781 23 45 C 23 44.449219 22.550781 44 22 44 Z M 22 48 C 21.449219 48 21 48.449219 21 49 C 21 49.550781 21.449219 50 22 50 C 22.550781 50 23 49.550781 23 49 C 23 48.449219 22.550781 48 22 48 Z M 22 52 C 21.449219 52 21 52.449219 21 53 C 21 53.550781 21.449219 54 22 54 C 22.550781 54 23 53.550781 23 53 C 23 52.449219 22.550781 52 22 52 Z M 49 52 C 47.355469 52 46 53.355469 46 55 L 46 60 C 45.449219 60 45 60.449219 45 61 C 45 61.550781 45.449219 62 46 62 L 46 67 C 46 68.644531 47.355469 70 49 70 L 67 70 C 68.644531 70 70 68.644531 70 67 L 70 55 C 70 53.355469 68.644531 52 67 52 Z M 49 54 L 67 54 C 67.566406 54 68 54.433594 68 55 L 68 67 C 68 67.566406 67.566406 68 67 68 L 49 68 C 48.433594 68 48 67.566406 48 67 L 48 55 C 48 54.433594 48.433594 54 49 54 Z M 22 56 C 21.449219 56 21 56.449219 21 57 C 21 57.550781 21.449219 58 22 58 C 22.550781 58 23 57.550781 23 57 C 23 56.449219 22.550781 56 22 56 Z M 52 56 C 51.449219 56 51 56.449219 51 57 C 51 57.550781 51.449219 58 52 58 C 52.550781 58 53 57.550781 53 57 C 53 56.449219 52.550781 56 52 56 Z M 22 60 C 21.449219 60 21 60.449219 21 61 C 21 61.550781 21.449219 62 22 62 C 22.550781 62 23 61.550781 23 61 C 23 60.449219 22.550781 60 22 60 Z M 26 60 C 25.449219 60 25 60.449219 25 61 C 25 61.550781 25.449219 62 26 62 C 26.550781 62 27 61.550781 27 61 C 27 60.449219 26.550781 60 26 60 Z M 30 60 C 29.449219 60 29 60.449219 29 61 C 29 61.550781 29.449219 62 30 62 C 30.550781 62 31 61.550781 31 61 C 31 60.449219 30.550781 60 30 60 Z M 34 60 C 33.449219 60 33 60.449219 33 61 C 33 61.550781 33.449219 62 34 62 C 34.550781 62 35 61.550781 35 61 C 35 60.449219 34.550781 60 34 60 Z M 38 60 C 37.449219 60 37 60.449219 37 61 C 37 61.550781 37.449219 62 38 62 C 38.550781 62 39 61.550781 39 61 C 39 60.449219 38.550781 60 38 60 Z M 42 60 C 41.449219 60 41 60.449219 41 61 C 41 61.550781 41.449219 62 42 62 C 42.550781 62 43 61.550781 43 61 C 43 60.449219 42.550781 60 42 60 Z M 52 60 C 51.449219 60 51 60.449219 51 61 C 51 61.550781 51.449219 62 52 62 C 52.550781 62 53 61.550781 53 61 C 53 60.449219 52.550781 60 52 60 Z M 52 64 C 51.449219 64 51 64.449219 51 65 C 51 65.550781 51.449219 66 52 66 C 52.550781 66 53 65.550781 53 65 C 53 64.449219 52.550781 64 52 64 Z"/></svg>
\ No newline at end of file
diff --git a/client/static/svg/icon-user-menu-male-dotted.svg b/client/static/svg/icon-user-menu-male-dotted.svg
new file mode 100644
index 00000000..5c3d34ff
--- /dev/null
+++ b/client/static/svg/icon-user-menu-male-dotted.svg
@@ -0,0 +1 @@
+<svg fill="#000000" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80" width="80px" height="80px"><path d="M 30.929688 14 C 22.714844 14 16.21875 22.375 16.21875 22.375 L 15.449219 23.335938 L 16.546875 23.890625 C 16.546875 23.890625 16.78125 23.976563 17.167969 24.558594 C 17.554688 25.140625 18 26.171875 18 28 C 18 30.347656 18.550781 32.59375 18.855469 33.65625 C 18.335938 34.113281 18 34.761719 18 35.5 C 18 36.089844 18.167969 36.546875 18.300781 37.003906 C 18.371094 37.230469 18.4375 37.445313 18.480469 37.597656 C 18.519531 37.753906 18.527344 37.914063 18.527344 37.75 C 18.527344 39.007813 19.597656 40 20.839844 40 L 21.09375 40 C 21.25 43.167969 22.730469 45.976563 25 47.875 L 25 50.246094 C 23.714844 50.625 20.917969 51.511719 18.082031 52.820313 C 16.160156 53.707031 14.214844 54.78125 12.695313 56.074219 C 11.175781 57.367188 10 58.945313 10 60.832031 L 10 66 L 54 66 L 54 60.832031 C 54 58.945313 52.824219 57.367188 51.304688 56.074219 C 49.785156 54.78125 47.839844 53.707031 45.917969 52.820313 C 43.082031 51.511719 40.285156 50.625 39 50.246094 L 39 47.875 C 41.269531 45.976563 42.75 43.167969 42.90625 40 L 43.160156 40 C 44.402344 40 45.472656 39.007813 45.472656 37.75 C 45.472656 37.914063 45.480469 37.753906 45.519531 37.597656 C 45.5625 37.445313 45.628906 37.230469 45.695313 37.003906 C 45.832031 36.546875 45.996094 36.09375 46 35.5 C 46 34.734375 45.632813 34.0625 45.082031 33.609375 C 45.246094 32.757813 46 28.761719 46 26 C 46 22.945313 44.777344 20.640625 43.167969 19.167969 C 41.703125 17.824219 39.988281 17.207031 38.457031 17.09375 C 38.253906 16.804688 37.996094 16.339844 37.011719 15.671875 C 35.753906 14.816406 33.765625 14 30.929688 14 Z M 30.929688 16 C 33.386719 16 34.9375 16.683594 35.890625 17.328125 C 36.839844 17.972656 37.140625 18.511719 37.140625 18.511719 L 37.429688 19 L 38 19 C 39.019531 19 40.585938 19.511719 41.816406 20.640625 C 43.046875 21.773438 44 23.464844 44 26 C 44 28.25 43.34375 31.949219 43.148438 33.03125 C 43.078125 33.054688 43.042969 33.082031 43 33.109375 L 43 30.832031 C 43 27.949219 41.867188 25.957031 40.722656 24.753906 C 39.582031 23.550781 38.363281 23.066406 38.363281 23.066406 L 37.730469 22.820313 L 37.265625 23.320313 C 37.265625 23.320313 36.714844 23.933594 35.425781 24.617188 C 34.140625 25.300781 32.1875 26 29.5 26 C 28 26 26 26.4375 24.242188 27.574219 C 22.546875 28.667969 21.132813 30.542969 21.035156 33.113281 C 20.976563 33.078125 20.90625 33.042969 20.761719 33.019531 C 20.484375 32.019531 20 29.996094 20 28 C 20 25.839844 19.445313 24.371094 18.832031 23.453125 C 18.640625 23.164063 18.597656 23.226563 18.40625 23.035156 C 19.28125 22.027344 24.660156 16 30.929688 16 Z M 38.003906 25.203125 C 38.253906 25.320313 38.613281 25.4375 39.277344 26.132813 C 40.132813 27.03125 41 28.457031 41 30.832031 L 41 36.527344 L 42.515625 35.609375 C 42.820313 35.425781 43.132813 35.242188 43.371094 35.113281 C 43.421875 35.085938 43.445313 35.078125 43.488281 35.054688 C 43.777344 35.097656 44 35.265625 44 35.5 C 44 35.511719 43.90625 36.007813 43.777344 36.4375 C 43.714844 36.652344 43.648438 36.867188 43.59375 37.074219 C 43.535156 37.277344 43.472656 37.410156 43.472656 37.75 C 43.472656 37.871094 43.371094 38 43.160156 38 L 41 38 L 41 39.472656 C 41 43.910156 37.800781 47.574219 33.589844 48.324219 L 33.304688 48.375 L 33.09375 48.570313 C 32.792969 48.839844 32.421875 49 32 49 C 31.578125 49 31.207031 48.839844 30.90625 48.570313 L 30.695313 48.375 L 30.410156 48.324219 C 26.199219 47.574219 23 43.914063 23 39.472656 L 23 38 L 20.839844 38 C 20.628906 38 20.527344 37.871094 20.527344 37.75 C 20.527344 37.410156 20.464844 37.277344 20.40625 37.074219 C 20.351563 36.867188 20.285156 36.652344 20.21875 36.4375 C 20.09375 36.007813 20 35.511719 20 35.5 C 20 35.269531 20.222656 35.097656 20.511719 35.054688 C 20.554688 35.078125 20.582031 35.085938 20.632813 35.113281 C 20.867188 35.242188 21.179688 35.425781 21.484375 35.609375 L 23 36.523438 L 23 33.375 C 23 31.355469 23.976563 30.121094 25.328125 29.25 C 26.679688 28.382813 28.425781 28 29.5 28 C 32.539063 28 34.832031 27.199219 36.367188 26.382813 C 37.429688 25.816406 37.660156 25.519531 38.003906 25.203125 Z M 49 32 L 49 34 L 70 34 L 70 32 Z M 27.621094 35.167969 C 26.792969 35.167969 26.121094 35.832031 26.121094 36.65625 C 26.117188 37.476563 26.789063 38.140625 27.621094 38.140625 C 28.449219 38.140625 29.121094 37.476563 29.121094 36.65625 C 29.117188 35.832031 28.445313 35.167969 27.621094 35.167969 Z M 36.621094 35.167969 C 35.792969 35.167969 35.121094 35.832031 35.121094 36.65625 C 35.117188 37.476563 35.789063 38.140625 36.621094 38.140625 C 37.449219 38.140625 38.121094 37.476563 38.121094 36.65625 C 38.117188 35.832031 37.445313 35.167969 36.621094 35.167969 Z M 48 40 L 48 42 L 70 42 L 70 40 Z M 45 48 L 45 50 L 70 50 L 70 48 Z M 27 49.199219 C 27.871094 49.648438 28.804688 49.992188 29.796875 50.195313 C 30.40625 50.671875 31.15625 51 32 51 C 32.84375 51 33.59375 50.671875 34.203125 50.195313 C 35.195313 49.992188 36.128906 49.648438 37 49.199219 L 37 52.648438 C 36.851563 52.90625 35.597656 55 32 55 C 28.402344 55 27.148438 52.90625 27 52.648438 Z M 25 52.34375 L 25 53.265625 L 25.128906 53.496094 C 25.128906 53.496094 27.246094 57 32 57 C 36.753906 57 38.871094 53.496094 38.871094 53.496094 L 39 53.265625 L 39 52.34375 C 40.375 52.765625 42.683594 53.53125 45.082031 54.636719 C 46.910156 55.480469 48.714844 56.5 50.007813 57.597656 C 51.300781 58.695313 52 59.800781 52 60.832031 L 52 64 L 12 64 L 12 60.832031 C 12 59.800781 12.699219 58.695313 13.992188 57.597656 C 15.285156 56.5 17.089844 55.480469 18.917969 54.636719 C 21.316406 53.53125 23.625 52.765625 25 52.34375 Z M 16 60 C 15.449219 60 15 60.449219 15 61 C 15 61.550781 15.449219 62 16 62 C 16.550781 62 17 61.550781 17 61 C 17 60.449219 16.550781 60 16 60 Z M 20 60 C 19.449219 60 19 60.449219 19 61 C 19 61.550781 19.449219 62 20 62 C 20.550781 62 21 61.550781 21 61 C 21 60.449219 20.550781 60 20 60 Z M 24 60 C 23.449219 60 23 60.449219 23 61 C 23 61.550781 23.449219 62 24 62 C 24.550781 62 25 61.550781 25 61 C 25 60.449219 24.550781 60 24 60 Z M 28 60 C 27.449219 60 27 60.449219 27 61 C 27 61.550781 27.449219 62 28 62 C 28.550781 62 29 61.550781 29 61 C 29 60.449219 28.550781 60 28 60 Z M 32 60 C 31.449219 60 31 60.449219 31 61 C 31 61.550781 31.449219 62 32 62 C 32.550781 62 33 61.550781 33 61 C 33 60.449219 32.550781 60 32 60 Z M 36 60 C 35.449219 60 35 60.449219 35 61 C 35 61.550781 35.449219 62 36 62 C 36.550781 62 37 61.550781 37 61 C 37 60.449219 36.550781 60 36 60 Z M 40 60 C 39.449219 60 39 60.449219 39 61 C 39 61.550781 39.449219 62 40 62 C 40.550781 62 41 61.550781 41 61 C 41 60.449219 40.550781 60 40 60 Z M 44 60 C 43.449219 60 43 60.449219 43 61 C 43 61.550781 43.449219 62 44 62 C 44.550781 62 45 61.550781 45 61 C 45 60.449219 44.550781 60 44 60 Z M 48 60 C 47.449219 60 47 60.449219 47 61 C 47 61.550781 47.449219 62 48 62 C 48.550781 62 49 61.550781 49 61 C 49 60.449219 48.550781 60 48 60 Z"/></svg>
\ No newline at end of file
diff --git a/client/static/svg/icon-venn-diagram.svg b/client/static/svg/icon-venn-diagram.svg
new file mode 100644
index 00000000..beb04114
--- /dev/null
+++ b/client/static/svg/icon-venn-diagram.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" width="96px" height="96px"><linearGradient id="AqlBogUJrrMJkaHfojlpXa" x1="32" x2="32" y1="10.447" y2="37.324" gradientUnits="userSpaceOnUse"><stop offset="0" stop-color="#6dc7ff"/><stop offset="1" stop-color="#e6abff"/></linearGradient><path fill="url(#AqlBogUJrrMJkaHfojlpXa)" d="M38.629,26.457C38.746,25.906,39,24.469,39,23c0-5.499-2.776-10.347-7-13.227	c-4.224,2.88-7,7.728-7,13.227c0,1.469,0.254,2.906,0.371,3.457c-4.51,2.06-7.9,6.141-8.989,11.098C18.401,38.474,20.637,39,23,39	c3.339,0,6.436-1.024,8.999-2.774c-3.312-2.259-5.726-5.73-6.617-9.774c0,0,0,0,0,0c-0.001-0.003-0.001-0.004-0.001-0.006	c0,0.002,0.001,0.004,0.002,0.006c0.042-0.019,0.084-0.038,0.127-0.057C27.495,25.51,29.685,25,32,25s4.505,0.51,6.492,1.396	c0.042,0.019,0.084,0.037,0.127,0.057c0-0.002,0.001-0.004,0.002-0.006c-0.001,0.003-0.001,0.004-0.001,0.006c0,0,0,0,0,0	c-0.891,4.044-3.305,7.515-6.617,9.774C34.564,37.976,37.661,39,41,39c2.363,0,4.599-0.526,6.618-1.445	C46.529,32.598,43.139,28.517,38.629,26.457z"/><linearGradient id="AqlBogUJrrMJkaHfojlpXb" x1="32" x2="32" y1="9.936" y2="57.327" gradientUnits="userSpaceOnUse"><stop offset="0" stop-color="#1a6dff"/><stop offset="1" stop-color="#c822ff"/></linearGradient><path fill="url(#AqlBogUJrrMJkaHfojlpXb)" d="M58,23c0-9.374-7.626-17-17-17c-3.307,0-6.386,0.964-9,2.604C29.386,6.964,26.307,6,23,6	C13.626,6,6,13.626,6,23c0,6.584,3.769,12.292,9.256,15.115C15.094,39.054,15,40.015,15,41c0,9.374,7.626,17,17,17s17-7.626,17-17	c0-0.984-0.102-1.943-0.263-2.881C54.228,35.297,58,29.587,58,23z M32,11.028c3.635,2.74,6,7.079,6,11.972	c0,0.696-0.065,1.376-0.158,2.047C36.019,24.376,34.054,24,32,24c-2.055,0-4.017,0.385-5.842,1.056C26.065,24.382,26,23.699,26,23	C26,18.108,28.365,13.768,32,11.028z M43,41c0,6.065-4.935,11-11,11s-11-4.935-11-11c0-0.376,0.023-0.753,0.061-1.128	C21.698,39.947,22.342,40,23,40c3.303,0,6.378-0.962,8.99-2.598C34.603,39.045,37.691,40,41,40c0.658,0,1.302-0.053,1.939-0.128	C42.977,40.247,43,40.624,43,41z M24.263,25.881c-2.882,1.481-5.273,3.77-6.91,6.553C14.072,30.462,12,26.873,12,23	c0-6.065,4.935-11,11-11c1.517,0,2.969,0.317,4.337,0.908C25.244,15.733,24,19.222,24,23C24,23.984,24.102,24.943,24.263,25.881z M24.725,27.893c0.984,3.268,2.934,6.114,5.506,8.231C28.087,37.315,25.624,38,23,38c-1.923,0-3.755-0.377-5.446-1.039	C18.644,33.073,21.266,29.82,24.725,27.893z M27.244,28.913c-0.262-0.609-0.496-1.233-0.677-1.879C28.254,26.375,30.082,26,32,26	c1.917,0,3.744,0.373,5.429,1.032c-0.182,0.646-0.39,1.282-0.652,1.891C33.731,27.722,30.294,27.718,27.244,28.913z M35.851,30.697	c-0.999,1.662-2.311,3.115-3.852,4.28c-1.541-1.164-2.846-2.62-3.844-4.283C30.626,29.778,33.384,29.78,35.851,30.697z M41,38	c-2.619,0-5.079-0.679-7.222-1.865c2.573-2.115,4.511-4.972,5.496-8.239c3.453,1.929,6.071,5.182,7.159,9.07	C44.746,37.625,42.918,38,41,38z M39.737,25.876C39.898,24.939,40,23.982,40,23c0-3.78-1.245-7.271-3.34-10.097	C38.025,12.318,39.502,12,41,12c6.065,0,11,4.935,11,11c0,3.867-2.051,7.441-5.357,9.425C45.006,29.644,42.617,27.357,39.737,25.876	z M15.724,36.107C11.123,33.542,8,28.631,8,23c0-8.271,6.729-15,15-15c2.619,0,5.08,0.678,7.225,1.862	c-0.549,0.451-1.065,0.939-1.553,1.453C26.916,10.463,24.965,10,23,10c-7.168,0-13,5.832-13,13c0,4.62,2.493,8.899,6.435,11.215	C16.166,34.83,15.921,35.457,15.724,36.107z M32,56c-8.271,0-15-6.729-15-15c0-0.7,0.049-1.388,0.142-2.062	c0.633,0.233,1.288,0.418,1.952,0.579C19.038,40.009,19,40.505,19,41c0,7.168,5.832,13,13,13s13-5.832,13-13	c0-0.495-0.038-0.99-0.094-1.483c0.659-0.159,1.308-0.342,1.936-0.573C46.935,39.618,47,40.301,47,41C47,49.271,40.271,56,32,56z M48.275,36.107c-0.196-0.65-0.44-1.278-0.709-1.892C51.538,31.885,54,27.613,54,23c0-7.168-5.832-13-13-13	c-1.969,0-3.904,0.472-5.663,1.326c-0.491-0.518-1.01-1.01-1.562-1.464C35.92,8.678,38.381,8,41,8c8.271,0,15,6.729,15,15	C56,28.632,52.877,33.543,48.275,36.107z"/></svg>
\ No newline at end of file
diff --git a/config.sample.yml b/config.sample.yml
index d3073231..64f56696 100644
--- a/config.sample.yml
+++ b/config.sample.yml
@@ -80,7 +80,7 @@ ssl:
 
   # ++++++ For letsencrypt only ++++++
   domain: wiki.yourdomain.com
-  maintainerEmail: admin@example.com
+  subscriberEmail: admin@example.com
 
 # ---------------------------------------------------------------------
 # Database Pool Options
diff --git a/dev/build/config.yml b/dev/build/config.yml
index ca082f64..93395f1a 100644
--- a/dev/build/config.yml
+++ b/dev/build/config.yml
@@ -14,5 +14,5 @@ ssl:
   port: 3443
   provider: letsencrypt
   domain: $(LETSENCRYPT_DOMAIN)
-  maintainerEmail: $(LETSENCRYPT_EMAIL)
+  subscriberEmail: $(LETSENCRYPT_EMAIL)
 logLevel: info
diff --git a/server/app/data.yml b/server/app/data.yml
index b7864e13..f0dfbf47 100644
--- a/server/app/data.yml
+++ b/server/app/data.yml
@@ -66,6 +66,7 @@ defaults:
       origin: true
     search:
       maxHits: 100
+    maintainerEmail: security@requarks.io
 localeNamespaces:
   - admin
   - auth
diff --git a/server/core/letsencrypt.js b/server/core/letsencrypt.js
index f3c67e95..bbad33da 100644
--- a/server/core/letsencrypt.js
+++ b/server/core/letsencrypt.js
@@ -35,7 +35,7 @@ module.exports = {
     try {
       WIKI.logger.info(`(LETSENCRYPT) Initializing Let's Encrypt client...`)
       this.acme = ACME.create({
-        maintainerEmail: WIKI.config.ssl.maintainerEmail,
+        maintainerEmail: WIKI.config.maintainerEmail,
         packageAgent: `wikijs/${WIKI.version}`,
         notify: (ev, msg) => {
           if (_.includes(['warning', 'error'], ev)) {
@@ -54,7 +54,7 @@ module.exports = {
         WIKI.logger.info(`(LETSENCRYPT) Setting up account for the first time...`)
         const accountKeypair = await Keypairs.generate({ kty: 'EC', format: 'jwk' })
         const account = await this.acme.accounts.create({
-          subscriberEmail: WIKI.config.ssl.maintainerEmail,
+          subscriberEmail: WIKI.config.ssl.subscriberEmail,
           agreeToTerms: true,
           accountKey: accountKeypair.private
         })