Init retinex add tone-mapping

rtdata/languages/default

@@ -641,7 +641,7 @@ HISTORY_MSG_408;Retinex - Neighboring
 HISTORY_MSG_409;Retinex - Gain
 HISTORY_MSG_410;Retinex - Offset
 HISTORY_MSG_411;Retinex - Strength
-HISTORY_MSG_412;Retinex - Scales
+HISTORY_MSG_412;Retinex - G. Gradient
 HISTORY_MSG_413;Retinex - Variance
 HISTORY_MSG_414;Retinex - Histogram - Lab
 HISTORY_MSG_415;Retinex - Transmission
@@ -656,6 +656,8 @@ HISTORY_MSG_423;Retinex - Gamma slope
 HISTORY_MSG_424;Retinex - HL threshold
 HISTORY_MSG_425;Retinex - Log base
 HISTORY_MSG_426;Retinex - Hue equalizer
+HISTORY_MSG_427;Retinex - Iterations
+HISTORY_MSG_428;Retinex - T. Gradient
 HISTORY_NEWSNAPSHOT;Add
 HISTORY_NEWSNAPSHOT_TOOLTIP;Shortcut: <b>Alt-s</b>
 HISTORY_SNAPSHOTS;Snapshots
@@ -1654,6 +1656,10 @@ TP_RETINEX_HIGHLIG;Highlight
 TP_RETINEX_HIGH;High
 TP_RETINEX_HSLSPACE_LIN;HSL-Linear
 TP_RETINEX_HSLSPACE_LOG;HSL-Logarithmic
+TP_RETINEX_ITER;Iterations (Tone-mapping)
+TP_RETINEX_ITER_TOOLTIP;Simulate a tone-mapping operator\nHigh values increase the processing time
+TP_RETINEX_GRAD;Transmission gradient
+TP_RETINEX_GRAD_TOOLTIP;If slider at 0, all iterations are identical\nIf > 0 Variance and Threshold are reduce when iteration increases and conversely
 TP_RETINEX_LABEL;Retinex
 TP_RETINEX_LABSPACE;L*a*b*
 TP_RETINEX_LOW;Low
@@ -1667,6 +1673,8 @@ TP_RETINEX_NEUTRAL;Reset
 TP_RETINEX_NEUTRAL_TIP;Reset all sliders and curves to their default values.
 TP_RETINEX_OFFSET;Offset
 TP_RETINEX_SETTINGS;Settings
+TP_RETINEX_SCALES;Gaussian gradient
+TP_RETINEX_SCALES_TOOLTIP;If slider at 0, all iterations are identical\nIf > 0 Scale and Neighboring pixels are reduce when iteration increases and conversely
 TP_RETINEX_SLOPE;Free gamma slope
 TP_RETINEX_STRENGTH;Strength
 TP_RETINEX_THRESHOLD;Threshold