Start editor refactor.
Extended to support the folding.
Extended to support the Outline Page.
Extended to support the toggle comment.
Extended to support the Highlighting of matching parenthesis.
Conducted the format of the source code.
Make module.
Refactor and tuning.
Extended to support the problem marker.
Fine tuning.
Merge pull request #2 from seasarorg/EditorRefactor

Add Editor Support.