Align rulers to PEP8 standard

Maximum of 79 characters, for flowing long blocks of text (docstrings or comments), length should be limited to 72 characters. Therefore 2 rulers would be nice. See: http://www.python.org/dev/peps/pep-0008/#maximum-line-length
Remove file with password
Merge remote-tracking branch 'origin/patch-1'
Don't override theme and font in a plugin

This should be done in User's folder, if wanted.