allow clearing table filters with cancel button #1989 (#2005)

* fixes issue #1989 add cancel icon to filter input in table headers, which allows user to clear filter with one click

platform/commonUI/general/res/sass/search/_search.scss

@@ -46,14 +46,10 @@
 		.clear-input,
 		.menu-icon {
             // :before is magnify glass icon
-			box-sizing: border-box;
-			color: $colorInputIcon;
 			height: $iconD;
             width: $iconD;
 			line-height: $iconD;
-            position: absolute;
             text-align: center;
-            top: $iconEdgeM;
 		}
 
 		.search-input {
@@ -71,16 +67,10 @@
 		&:before {
             // Magnify glass icon
             left: $interiorMarginSm;
-            @include trans-prop-nice(color, 250ms);
             pointer-events: none;
             z-index: 1;
         }
 
-		// Make icon lighten when hovering over search bar
-		&:hover:before {
-			color: pullForward($colorInputIcon, 10%);
-		}
-
 		.clear-input {
             // Hiding for now with addition of Cancel button
 			right: $iconD + $interiorMargin;