Refer CEDocument's lineEnding from other classes excl. CEEditorView
Change line endings holder from CEEditorView class to CEDocument class (ref #183)
Move stringForSave method from CEEditorView to CEDocument
Convert line endings to other expressions in CEDocument (ref #183)
Make CEEditorView's syntaxParser private
Clean imports on CEDocument
Unity comments about line ending conversion (ref #183)
Merge branch 'refs/heads/refactor/issue183_lineEnding' into develop (close #183)