Many changes.

Adapted color of object position chooser item.
Added travis-ci .travis.yml and travis setu papache fcgi script back.
Added travis-ci build image back to readme.
Some Admin\ObjectWindow more fields.
Added 'saveButton' option to the aka.Parse objects in systen_module_edit.
Added 'addLabel' to systen_module_editWindow.
Rearranged objectPositionChooser code of ka.WindowList to addNestedObjectPositionChooser() so one can easily extend `openAddItem`.