a note for later
Merge branch 'major-refactor' of github.com:gak/pycallgraph into major-refactor

Conflicts:
	pycallgraph/output/graphviz.py
initial sphinx
ignore generated html
and again
README.md with travis-ci status. Some doc stuff.
Merge branch 'major-refactor' of github.com:gak/pycallgraph into major-refactor

Conflicts:
	requirements.txt