changelog
    
    
    - Tue, 07 May 2013 00:22:01 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Tue, 07 May 2013 00:22:01 +0300] rev 169
 
    - Added grouping basics - will be needed for ext programs (Intersector, Isecalc and a lot of others use 2 or more inputs, need to get all of those in somehow...) plus I think they can be useful for the actual authoring process
 
    - Mon, 06 May 2013 15:39:45 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Mon, 06 May 2013 15:39:45 +0300] rev 168
 
    - Further work on ext programs, LDObjectType_e integrated into LDObject
 
    - Mon, 06 May 2013 12:50:20 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Mon, 06 May 2013 12:50:20 +0300] rev 167
 
    - Further ytruder support
 
    - Mon, 06 May 2013 03:32:00 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Mon, 06 May 2013 03:32:00 +0300] rev 166
 
    - add missing license headers from new files
 
    - Mon, 06 May 2013 03:31:03 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Mon, 06 May 2013 03:31:03 +0300] rev 165
 
    - Begin work on external program support (Ytruder partially supported)
 
    - Mon, 06 May 2013 00:10:56 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Mon, 06 May 2013 00:10:56 +0300] rev 164
 
    - cleanup
 
    - Sun, 05 May 2013 17:04:42 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Sun, 05 May 2013 17:04:42 +0300] rev 163
 
    - Plane drawing is functional at last!!!11 Also added meta function findAction to find an action by name so I don't have to extern all of them manually in gui.cpp