[Frontend] Mods to slider .range-value elems

open #889
- Text smaller, line breaks;
- Height adjustments
- Increased with of slider area;

platform/commonUI/themes/snow/res/sass/_constants.scss

@@ -36,7 +36,8 @@ $sliderColorKnob: rgba($sliderColorBase, 0.5);
 $sliderColorKnobHov: rgba($sliderColorBase, 0.7);
 $sliderColorRangeValHovBg: $sliderColorRange; //rgba($sliderColorBase, 0.1);
 $sliderColorRangeValHovFg: $colorBodyFg;
-$sliderKnobW: nth($ueTimeControlH,2)/2;
+$sliderKnobW: 5px; //nth($ueTimeControlH,2)/2;
+$sliderKnobR: 2px;
 $timeControllerToiLineColor: $colorBodyFg;
 $timeControllerToiLineColorHov: #0052b5;