Merge pull request #237 from ZdenekM/master

Various stuff

Author: ZdenekM

.gitignore

@@ -9,6 +9,7 @@
 [Bb]uilds/
 [Ll]ogs/
 [Mm]emoryCaptures/
+/[Uu]ser[Ss]ettings/
 /arcor2_AREditor/[Aa]ssets/[Ss]ubmodules*
 
 # Never ignore Asset meta data

arcor2_AREditor/Assets/BASE/Scripts/ProjectManager.cs

@@ -985,8 +985,10 @@ public void EnableAllActions(bool enable) {
                 foreach (Action action in ap.Actions.Values)
                     action.Enable(enable);
             }
-            StartAction.Enable(enable);
-            EndAction.Enable(enable);
+            if (StartAction != null)
+                StartAction.Enable(enable);
+            if (EndAction != null)
+                EndAction.Enable(enable);
         }
 
         /// <summary>