Provide fix for issue #668

build/less/AdminLTE-without-plugins.less

@@ -0,0 +1,56 @@
+/*!
+ *   AdminLTE v2.3.5 Without Third-Party Plugins
+ *   Author: Almsaeed Studio
+ *	 Website: Almsaeed Studio <http://almsaeedstudio.com>
+ *   License: Open source - MIT
+ *           Please visit http://opensource.org/licenses/MIT for more information
+!*/
+//google fonts
+@import url(https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,600,700,300italic,400italic,600italic);
+//Bootstrap Variables & Mixins
+//The core bootstrap code have not been modified. These files
+//are included only for reference.
+@import (reference) "../bootstrap-less/mixins.less";
+@import (reference) "../bootstrap-less/variables.less";
+//MISC
+//----
+@import "core.less";
+@import "variables.less";
+@import "mixins.less";
+//COMPONENTS
+//-----------
+@import "header.less";
+@import "sidebar.less";
+@import "sidebar-mini.less";
+@import "control-sidebar.less";
+@import "dropdown.less";
+@import "forms.less";
+@import "progress-bars.less";
+@import "small-box.less";
+@import "boxes.less";
+@import "info-box.less";
+@import "timeline.less";
+@import "buttons.less";
+@import "callout.less";
+@import "alerts.less";
+@import "navs.less";
+@import "products.less";
+@import "table.less";
+@import "labels.less";
+@import "direct-chat.less";
+@import "users-list.less";
+@import "carousel.less";
+@import "modal.less";
+@import "social-widgets.less";
+//PAGES
+//------
+@import "mailbox.less";
+@import "lockscreen.less";
+@import "login_and_register.less";
+@import "404_500_errors.less";
+@import "invoice.less";
+@import "profile";
+//Miscellaneous
+//-------------
+@import "miscellaneous.less";
+@import "print.less";

build/less/AdminLTE.less

@@ -52,9 +52,7 @@
 @import "profile";
 //Plugins
 //--------
-@import "bootstrap-social.less";
-@import "fullcalendar.less";
-@import "select2.less";
+@import "plugins.less";
 //Miscellaneous
 //-------------
 @import "miscellaneous.less";

build/less/bootstrap-social.less

@@ -7,6 +7,12 @@
  * https://github.com/lipis/bootstrap-social
  */
 
+// Import variables and mixins as a reference for separate plugins version
+@import (reference) "../bootstrap-less/mixins";
+@import (reference) "../bootstrap-less/variables";
+@import (reference) "variables";
+@import (reference) "mixins";
+
 @bs-height-base: (@line-height-computed + @padding-base-vertical * 2);
 @bs-height-lg: (floor(@font-size-large * @line-height-base) + @padding-large-vertical * 2);
 @bs-height-sm: (floor(@font-size-small * 1.5) + @padding-small-vertical * 2);

build/less/fullcalendar.less

@@ -2,6 +2,13 @@
  * Plugin: Full Calendar
  * ---------------------
  */
+
+// Import variables and mixins as a reference for separate plugins version
+@import (reference) "../bootstrap-less/mixins";
+@import (reference) "../bootstrap-less/variables";
+@import (reference) "variables";
+@import (reference) "mixins";
+
 //Fullcalendar buttons
 .fc-button {
   background: #f4f4f4;

build/less/plugins.less

@@ -0,0 +1,4 @@
+// Customized third-party plugins
+@import "bootstrap-social.less";
+@import "fullcalendar.less";
+@import "select2.less";

build/less/select2.less

@@ -3,6 +3,12 @@
  * ---------------
  */
 
+// Import variables and mixins as a reference for separate plugins version
+@import (reference) "../bootstrap-less/mixins";
+@import (reference) "../bootstrap-less/variables";
+@import (reference) "variables";
+@import (reference) "mixins";
+
 //Signle select
 .select2-container--default,
 .select2-selection {