Fixed missing syntax highlighting after deselection
Copy/Paste for different text entry modes
attempt to make multiline undo
Merge branch 'NewEditor' of https://github.com/SWP-Ubau-SoSe2014-Haskell/SWPSoSe14 into NewEditor

Conflicts:
	src/RailEditor/KeyHandler.hs
fix code duplication
fix code duplication2
reduce duplication 3
reduce duplication 4
reduce duplication 5
reduce duplication 6
Merge branch 'NewEditor'

Conflicts:
	src/RailEditor/KeyHandler.hs
reduce duplication 7
Merge branch 'master' of github.com:SWP-Ubau-SoSe2013-Haskell/SWPSoSe14