Merge pull request #41 from firecat53/master

Config file wasn't getting saved
some bug fixes
fixed bug
updated README, manpage, setup.py
fixed bug concerning sub groups
fixed small bug
forgot to add manpage and README
added a remark if Python3's command is python3
Added some information to README
fixed bug concerning editing in result group
performance tweaks and bugfix
updated README, setup.py, manpage
another bugfix
found another bug in editor.py