added a new section: major algorithms
removed some stuff from algorithms section
some additions and typo fixes
Merge branch 'master' of horibe.informatik.rwth-aachen.de:community-detection
modify reallybiggraph.sh
Merge branch 'master' of horibe.informatik.rwth-aachen.de:community-detection
add option for single mu values to benchmark.py
Merge branch 'master' of horibe.informatik.rwth-aachen.de:community-detection
modified intro
another merge
Merge branch 'master' of horibe:community-detection
modifed some parts of section 3
more modifications
small changes