October Windows patch

- version number increment
- several code parts changed to make pySPACE also run on **Windows**
- largely improved visualization of testing output and the respective
scripts for testing
- some tutorials added
- some data cleaning nodes added
- improved handling of the output types
- documentation and code style improvements (PEP8)
- several minor bugfixes
Merge pull request #9 from MMKrell/patch_oktober_2014

October Windows patch