Issue #16 - Apply new Code Style to java files
Issue #16 - Format java files to with a consistent code style

* Remove empty lines before field declarations.
* Remove empty lines before function closure.
* Format comments that got wrapped with the new line length.
* Add empty line before class closure (most files already had this style).
Add code style guidelines to REAMDE
Issue #16 - Add Eclipse formatter
Issue #16 - Format xml files with defined code style
Merge branch 'feature/codestyle' into feature/deletedata