fix(less): create a core.less file for import

The core.less file should serve to facilitate overwriting the variables in ui-grid.

fix #4659

grunt/watch.js

@@ -27,7 +27,7 @@ module.exports = function( grunt, options ){
 
     less: {
       files: 'src/**/*.less',
-      tasks: ['less', 'uidocs', 'concat:customizer_less']
+      tasks: ['less', 'uidocs-generator', 'concat:customizer_less']
     },
 
     docs: {

src/less/core.less

@@ -0,0 +1,11 @@
+@import 'elements';
+@import 'grid';
+@import 'header';
+@import 'body';
+@import 'cell';
+@import 'footer';
+@import 'menu';
+@import 'sorting';
+@import 'icons';
+@import 'rtl';
+@import 'animation';

src/less/elements.less

@@ -1,9 +1,9 @@
-/*---------------------------------------------------
-    LESS Elements 0.9
-  ---------------------------------------------------
-    A set of useful LESS mixins
-    More info at: http://lesselements.com
-  ---------------------------------------------------*/
+// ---------------------------------------------------
+//   LESS Elements 0.9
+// ---------------------------------------------------
+//   A set of useful LESS mixins
+//   More info at: http://lesselements.com
+// ---------------------------------------------------
 
 .gradient(@color: #F5F5F5, @start: #EEE, @stop: #FFF) {
   background: @color;

src/less/main.less

@@ -1,12 +1,2 @@
-@import 'grid';
-@import 'header';
-@import 'body';
-@import 'cell';
-@import 'footer';
-@import 'menu';
-@import 'sorting';
-@import 'icons';
-@import 'rtl';
-@import 'animation';
-@import 'elements';
-@import 'variables';
+@import 'variables';
+@import 'core';

src/less/variables.less

@@ -1,49 +1,38 @@
 
-/* This file contains variable declarations (do not remove this line) */
+// This file contains variable declarations (do not remove this line)
 
-/*-- VARIABLES (DO NOT REMOVE THESE COMMENTS) --*/
+//  VARIABLES (DO NOT REMOVE THESE COMMENTS)
 
-/**
-* @section Grid styles
-*/
+// @section Grid styles
 @gridBorderWidth: 1px;
 @gridBorderRadius: 0px;
 @borderColor: #d4d4d4;
 @focusColor: #b3c4c7;
 @activeColor: darken(@focusColor, 8%);
 
-/**
-* @section Header styles
-*/
+// @section Header styles
 
-/** @description Colors for header gradient */
+// @description Colors for header gradient
 @headerBackgroundColor: #f3f3f3;
 @headerGradientStart: #eee;
 @headerGradientStop: #fff;
 @headerVerticalBarColor: @borderColor;
 
-/**
-* @section Grid body styles
-*/
+// @section Grid body styles
 
-/** @description Colors used for row alternation */
+// @description Colors used for row alternation
 @verticalBarColor: @borderColor;
 @rowColorHovered: #d5eaee;
 @rowColorEven: #f3f3f3;
 @rowColorOdd: #fdfdfd;
 
-/**
-* @section Grid Menu colors
-*/
+// @section Grid Menu colors
 @menuBackgroundColor: #fff;
 @menuHoverColor: @focusColor;
 @menuSelectedColor: @activeColor;
 @menuTextColor: #000;
 
-/**
-* @section Sort arrow colors
-*/
-
+// @section Sort arrow colors
 @sortArrowBackgroundColor: #aaaaaa;
 @sortArrowBorderColor: #777777;
 
@@ -60,9 +49,7 @@
 // Color to use for enabled or selected settings/items/cells, etc. Should probably override the one above
 @selectedColor: @activeColor;
 
-/**
-* @section Scrollbar styles
-*/
+// @section Scrollbar styles
 @scrollbarBackground: darken(@rowColorEven, 15%);
 @scrollbarBackgroundHover: darken(@scrollbarBackground, 15%);
 @scrollbarBackgroundScrolling: darken(@scrollbarBackgroundHover, 15%);
@@ -72,19 +59,17 @@
 @scrollbarBorder: 1px solid darken(@scrollbarBackground, 15%);
 @scrollbarBorderScrolling: 1px solid darken(@scrollbarBackgroundScrolling, 15%);
 
-//Border to be applied to editors when the input value or invalid
+// Border to be applied to editors when the input value or invalid
 @invalidValueBorder: 1px solid #fc8f8f;
 @validValueBorder: 1px solid @borderColor;
 
-//Pagination controls
+// Pagination controls
 @paginationButtonColor: @headerGradientStart;
 @paginationButtonBackgroundColor: @headerBackgroundColor;
 @paginationButtonBorderColor: #ccc;
 
 
-/**
-* @section font library path
-*/
+// @section font library path
 @font-path: 'fonts/';
 
-/*-- END VARIABLES (DO NOT REMOVE THESE COMMENTS) --*/
+//  END VARIABLES (DO NOT REMOVE THESE COMMENTS)