stylelint: drop value-keyword-case and make a pass

Add some exceptions for '-@lessVar' bug.

Change-Id: Ifccae9ced695a0968da2a35b453c949a28123357

.stylelintrc

@@ -5,8 +5,6 @@
 
 		"no-descending-specificity": null,
 
-		"selector-no-id": null,
-
-		"value-keyword-case": null
+		"selector-no-id": null
 	}
 }

resources/src/mediawiki.skinning/content.parsoid.less

@@ -11,12 +11,12 @@
  * automatically when content is modified.
  */
 .mw-body-content {
-	counter-reset: mw-NumberedExtLink;
+	counter-reset: mw-numbered-ext-link;
 }
 
 .mw-body-content a[rel~='mw:ExtLink']:empty:after {
-	content: '[' counter( mw-NumberedExtLink ) ']';
-	counter-increment: mw-NumberedExtLink;
+	content: '[' counter( mw-numbered-ext-link ) ']';
+	counter-increment: mw-numbered-ext-link;
 }
 
 /**

resources/src/mediawiki.widgets.datetime/mediawiki.widgets.datetime.definitions.less

@@ -25,7 +25,7 @@
 }
 
 .oo-ui-transition( @value1, @value2: X, ... ) {
-	@value: ~`'@{arguments}'.replace(/[\[\]]|\,\sX/g, '')`; // stylelint-disable-line function-comma-space-after, function-parentheses-space-inside, function-whitespace-after
+	@value: ~`'@{arguments}'.replace(/[\[\]]|\,\sX/g, '')`; // stylelint-disable-line function-comma-space-after, function-parentheses-space-inside, function-whitespace-after, value-keyword-case
 	-webkit-transition: @value;
 	-moz-transition: @value;
 	transition: @value;

resources/src/mediawiki.widgets/mw.widgets.CalendarWidget.less

@@ -68,8 +68,8 @@
 	}
 
 	.mw-widget-calendarWidget-body:not( .mw-widget-calendarWidget-old-body ):first-child {
-		margin-top: -@calendarHeight;
-		margin-left: -@calendarWidth;
+		margin-top: -@calendarHeight; /* stylelint-disable-line value-keyword-case */
+		margin-left: -@calendarWidth; /* stylelint-disable-line value-keyword-case */
 	}
 
 	.mw-widget-calendarWidget-body:not( .mw-widget-calendarWidget-old-body ):last-child {
@@ -94,7 +94,7 @@
 	height: @calendarHeight;
 
 	.mw-widget-calendarWidget-body:first-child {
-		margin-left: -@calendarWidth !important;
+		margin-left: -@calendarWidth !important; /* stylelint-disable-line value-keyword-case */
 		margin-top: 0 !important;
 		.transition( margin-left 500ms );
 	}
@@ -125,7 +125,7 @@
 
 	.mw-widget-calendarWidget-body:first-child {
 		margin-left: 0 !important;
-		margin-top: -@calendarHeight !important;
+		margin-top: -@calendarHeight !important; /* stylelint-disable-line value-keyword-case */
 		.transition( margin-top 500ms );
 	}
 }