fixes #2941 + whitespace in collapse

docs/assets/js/bootstrap-alert.js

@@ -27,7 +27,7 @@
   * ====================== */
 
   var dismiss = '[data-dismiss="alert"]'
-    , Alert = function ( el ) {
+    , Alert = function (el) {
         $(el).on('click', dismiss, this.close)
       }
 
@@ -68,7 +68,7 @@
  /* ALERT PLUGIN DEFINITION
   * ======================= */
 
-  $.fn.alert = function ( option ) {
+  $.fn.alert = function (option) {
     return this.each(function () {
       var $this = $(this)
         , data = $this.data('alert')

docs/assets/js/bootstrap-collapse.js

@@ -60,6 +60,7 @@
 
       if (actives && actives.length) {
         hasData = actives.data('collapse')
+        if (hasData && hasData.transitioning) return
         actives.collapse('hide')
         hasData || actives.data('collapse', null)
       }

js/bootstrap-alert.js

@@ -27,7 +27,7 @@
   * ====================== */
 
   var dismiss = '[data-dismiss="alert"]'
-    , Alert = function ( el ) {
+    , Alert = function (el) {
         $(el).on('click', dismiss, this.close)
       }
 
@@ -68,7 +68,7 @@
  /* ALERT PLUGIN DEFINITION
   * ======================= */
 
-  $.fn.alert = function ( option ) {
+  $.fn.alert = function (option) {
     return this.each(function () {
       var $this = $(this)
         , data = $this.data('alert')

js/bootstrap-collapse.js

@@ -60,6 +60,7 @@
 
       if (actives && actives.length) {
         hasData = actives.data('collapse')
+        if (hasData && hasData.transitioning) return
         actives.collapse('hide')
         hasData || actives.data('collapse', null)
       }