Modify icons color

- Update icon from color "2a7fff" to "cccccc"
- Update .svg files with last Inkscape version

rtdata/icons/rawtherapee/scalable/apps/device-hdd.svg

@@ -2,60 +2,16 @@
 <!-- Created with Inkscape (http://www.inkscape.org/) -->
 
 <svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
    width="24px"
    height="24px"
    viewBox="0 0 24 24"
    version="1.1"
    id="SVGRoot"
-   inkscape:export-filename="/tmp/template.png"
-   inkscape:export-xdpi="96"
-   inkscape:export-ydpi="96"
-   inkscape:version="0.92.2 2405546, 2018-03-11"
-   sodipodi:docname="device-hdd.svg">
-  <sodipodi:namedview
-     id="base"
-     pagecolor="#E0E1E2"
-     bordercolor="#666768"
-     borderopacity="1.0"
-     inkscape:pageopacity="0"
-     inkscape:pageshadow="2"
-     inkscape:zoom="34.25"
-     inkscape:cx="12"
-     inkscape:cy="12"
-     inkscape:document-units="px"
-     inkscape:current-layer="layer1"
-     showgrid="true"
-     inkscape:window-width="1920"
-     inkscape:window-height="1019"
-     inkscape:window-x="0"
-     inkscape:window-y="0"
-     inkscape:window-maximized="1"
-     inkscape:grid-bbox="true"
-     inkscape:pagecheckerboard="false"
-     inkscape:snap-bbox="true"
-     inkscape:bbox-nodes="false"
-     inkscape:snap-others="false"
-     inkscape:object-nodes="false"
-     inkscape:snap-grids="true"
-     inkscape:snap-bbox-midpoints="true"
-     inkscape:measure-start="27,9"
-     inkscape:measure-end="30,5"
-     inkscape:snap-global="true">
-    <inkscape:grid
-       type="xygrid"
-       id="grid1374"
-       originx="1"
-       originy="1"
-       empspacing="11"
-       dotted="false" />
-  </sodipodi:namedview>
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:dc="http://purl.org/dc/elements/1.1/">
   <defs
      id="defs815" />
   <metadata
@@ -66,7 +22,7 @@
         <dc:format>image/svg+xml</dc:format>
         <dc:type
            rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-        <dc:title></dc:title>
+        <dc:title />
         <dc:creator>
           <cc:Agent>
             <dc:title>Maciej Dworak</dc:title>
@@ -99,15 +55,13 @@
     </rdf:RDF>
   </metadata>
   <g
-     id="layer1"
-     inkscape:groupmode="layer"
-     inkscape:label="Layer 1">
+     id="layer1">
     <path
-       style="opacity:0.7;fill:#2a7fff;fill-opacity:1;stroke:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;paint-order:normal"
+       style="opacity:0.7;fill:#cccccc;fill-opacity:1.0;stroke:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;paint-order:normal"
        d="M 6 1 C 3.784 1 2 2.784 2 5 L 2 19 C 2 21.216 3.784 23 6 23 L 18 23 C 20.216 23 22 21.216 22 19 L 22 5 C 22 2.784 20.216 1 18 1 L 6 1 z M 12 3 A 8 8 0 0 1 20 11 A 8 8 0 0 1 18.580078 15.548828 C 18.431224 15.456106 18.275984 15.370069 18.107422 15.302734 C 17.95668 15.242524 17.801891 15.204508 17.648438 15.169922 C 14.609106 14.680156 11.462691 14.184383 8.7402344 13.771484 C 8.3061894 13.725724 7.8769199 13.953612 7.7070312 14.378906 C 7.5366475 14.805438 7.692697 15.267768 8.0410156 15.533203 C 9.6562014 16.669723 11.308471 17.801517 12.953125 18.933594 A 8 8 0 0 1 12 19 A 8 8 0 0 1 4 11 A 8 8 0 0 1 12 3 z M 8.78125 14.808594 C 11.443572 15.213154 14.483511 15.691756 17.439453 16.167969 C 17.569015 16.197656 17.668889 16.22345 17.730469 16.248047 C 18.758018 16.658514 19.244654 17.796162 18.833984 18.824219 C 18.423407 19.852044 17.285178 20.340081 16.257812 19.929688 C 16.126627 19.877284 15.994851 19.800621 15.851562 19.699219 A 1.0183847 1.0183847 0 0 0 15.841797 19.693359 C 13.485125 18.067462 11.100225 16.438224 8.78125 14.808594 z M 5 19 A 1 1 0 0 1 6 20 A 1 1 0 0 1 5 21 A 1 1 0 0 1 4 20 A 1 1 0 0 1 5 19 z "
        id="rect2001" />
     <circle
-       style="opacity:0.7;fill:#2a7fff;fill-opacity:1;stroke:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;paint-order:normal"
+       style="opacity:0.7;fill:#cccccc;fill-opacity:1.0;stroke:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;paint-order:normal"
        id="path2005"
        cx="12"
        cy="11"