add haddock comments
Fixed hlint sugestions for TextAreaContent.hs
Merge remote-tracking branch 'origin/NewEditor' into alternative_editor
Added new alternative editor using a gtk drawing area based on a map.
split of alternative editor

created new subject of debat:
 1. it works
 2. checked with lint
 3. i had to change the discussed struture a bit

  TextArea<--KeyHandler<---|    a --> b  means b imports a
  ^   ^         ^          |
  |   |         |          |
  |TextAreaContentUtils    |
  |   ^                    |
  |   |                    |
  TextAreaContent----------|
fixed cabal file
Merge remote-tracking branch 'origin/NewEditor' into highlighter

Conflicts:
	SWPSoSe14.cabal
	src/RailEditor/KeyHandler.hs
	src/RailEditor/TextArea.hs
	src/RailEditor/TextAreaContent.hs
Changed function definitions in TextArea.hs.
Added a prototype to build for testing highlighting
Merge remote-tracking branch 'origin/preproc-lexer' into highlighter
Change TextAreaContent in favor of lexer Map for parsing. Added a lot qualified names to understand were function are implemented.
There is a mistake which set the position in TAC with offset hef and bef it is a bad design i try to fix it.
Refactored TextArea and TextAreaConten.
added skeleton and helper functions for undoredo
Merge branch 'master' into NewEditor

Conflicts:
	SWPSoSe14.cabal
fixed indentations
extended TAC with undoredoqueue
added putCell to TAC
Merge branch 'NewEditor' of github.com:SWP-Ubau-SoSe2014-Haskell/SWPSoSe14 into NewEditor
fixed TextAreaContent, Extraction of KeyValue from TextArea, Defined Utils and Keyval Insertion
fixed a little Bug
integrate old Frontend with new area