Remove trailing spaces from files

Tested: Manually tested GUI for any regressions
Change-Id: I8c0922b7bd67b03b07e8880bc4dba3b862220b33
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/app/common/directives/toggle-flag.js b/app/common/directives/toggle-flag.js
index aca09ca..9c342b0 100644
--- a/app/common/directives/toggle-flag.js
+++ b/app/common/directives/toggle-flag.js
@@ -7,19 +7,19 @@
             return {
                 restrict: 'A',
                 link: function (scope, element, attrs) {
-        
+
                     function elementClick(e) {
                         e.stopPropagation();
                     }
-        
+
                     function documentClick(e) {
                         scope[attrs.toggleFlag] = false;
                         scope.$apply();
                     }
-        
+
                     element.on('click', elementClick);
                     $document.on('click', documentClick);
-        
+
                     // remove event handlers when directive is destroyed
                     scope.$on('$destroy', function () {
                         element.off('click', elementClick);