Fix some lesshint problems

.lesshintrc

@@ -6,9 +6,6 @@
   "importantRule": false,
   "zeroUnit": "no_unit",
   "qualifyingElement": false,
-  "duplicateProperty": false,
-  "importPath": false,
-  "finalNewline": false,
   "newlineAfterBlock": false,
   "maxCharPerLine": false,
   "excludedFiles": [

components/carousel/style/index.less

@@ -24,7 +24,6 @@
 
     &.dragging {
       cursor: pointer;
-      cursor: hand;
     }
   }
   .slick-slider .slick-track,
@@ -165,7 +164,6 @@
         outline: none;
         font-size: 0;
         color: transparent;
-        cursor: pointer;
         transition: all .3s;
         &:hover,
         &:focus {

components/collapse/style/index.less

@@ -39,8 +39,8 @@
         transition: transform 0.24s ease;
         top: 0;
         left: 16px;
-        top: ~"16px \9";
+        top: ~"16px \9"; // lesshint duplicateProperty: false
-        left: ~"0 \9";
+        left: ~"0 \9"; // lesshint duplicateProperty: false
         &:before {
           content: "\e606";
         }

components/form/style/mixin.less

@@ -87,7 +87,7 @@
   input[type="radio"]:focus,
   input[type="checkbox"]:focus {
     outline: thin dotted;
-    outline: 5px auto -webkit-focus-ring-color; // lesshint spaceAroundOperator: false
+    outline: 5px auto -webkit-focus-ring-color; // lesshint duplicateProperty: false
     outline-offset: -2px;
   }
 

components/input/style/mixin.less

@@ -152,7 +152,6 @@
 
       .@{ant-prefix}-select-selection {
         background-color: inherit;
-        border: 0;
         margin: -1px;
         border: 1px solid transparent;
         box-shadow: none;

components/mention/style/index.less

@@ -1,6 +1,6 @@
 @import "../../style/themes/default";
 @import "../../style/mixins/index";
-@import '../../input/style/mixin.less';
+@import '../../input/style/mixin';
 
 .@{ant-prefix}-mention-wrapper {
   position: relative;
@@ -70,7 +70,6 @@
     color: @text-color;
     white-space: nowrap;
     cursor: pointer;
-    white-space: nowrap;
     text-overflow: ellipsis;
     overflow: hidden;
     transition: background 0.3s ease;

components/modal/style/modal.less

@@ -115,7 +115,7 @@
     left: 0;
     bottom: 0;
     background-color: #373737;
-    background-color: rgba(55, 55, 55, 0.6);
+    background-color: rgba(55, 55, 55, 0.6); // lesshint duplicateProperty: false
     height: 100%;
     z-index: @zindex-modal-mask;
     filter: ~"alpha(opacity=50)";

components/select/style/index.less

@@ -299,7 +299,6 @@
       border-radius: 4px;
       cursor: default;
       float: left;
-      padding: 0 16px;
       margin-right: 4px;
       max-width: 99%;
       position: relative;
@@ -444,7 +443,6 @@
       color: @text-color;
       white-space: nowrap;
       cursor: pointer;
-      white-space: nowrap;
       overflow: hidden;
       transition: background 0.3s ease;
 

components/spin/style/index.less

@@ -77,7 +77,8 @@
     opacity: 0.7;
     -webkit-filter: blur(1px);
     filter: blur(1px);
-    filter: ~"progid\:DXImageTransform\.Microsoft\.Blur(PixelRadius\=1, MakeShadow\=false)"; /* IE6~IE9 */
+    /* IE6~IE9 */
+    filter: ~"progid\:DXImageTransform\.Microsoft\.Blur(PixelRadius\=1, MakeShadow\=false)"; // lesshint duplicateProperty: false
     &:after {
       content: '';
       position: absolute;

components/style/core/motion/other.less

@@ -8,4 +8,3 @@
     transform: rotate(360deg);
   }
 }
-

components/style/index.less

@@ -1,2 +1,2 @@
 @import "./themes/default";
-@import "./core/index.less";
+@import "./core/index";

components/style/mixins/clearfix.less

@@ -13,4 +13,4 @@
     font-size: 0;
     height: 0;
   }
-}
+}

components/style/mixins/iconfont.less

@@ -4,7 +4,6 @@
   vertical-align: baseline;
   text-align: center;
   text-transform: none;
-  text-rendering: auto;
   line-height: 1;
   text-rendering: optimizeLegibility;
   -webkit-font-smoothing: antialiased;
@@ -29,7 +28,8 @@
   display: inline-block;
   @font-scale: unit(@size / 12px);
   font-size: @font-size-base;
-  font-size: ~"@{size} \9"; // ie8-9
+  // ie8-9
+  font-size: ~"@{size} \9"; // lesshint duplicateProperty: false
   transform: scale(@font-scale) rotate(@rotate);
   .ie-rotate-via-degrees(@rotate);
   :root & {

components/style/mixins/index.less

@@ -1,7 +1,7 @@
 // Mixins
 // --------------------------------------------------
-@import "opacity.less";
+@import "opacity";
-@import "size.less";
+@import "size";
 @import "compatibility";
 @import "clearfix";
 @import "iconfont";