added links to GitHub and PyPI
Bug: #41 added documentations for functions
minor changes, added disclaimer
README.txt has to be automatically generated

pandoc -f markdown_github -t plain -o README.txt README.md
Merge branch 'release-0.2' of github.com:boxidau/rax-autoscaler into release-0.2
fix #55, config files added correctly to pip package
Bump version: 0.2.4 → 0.2.5
Merge branch 'release-0.2' into devel

Conflicts:
	setup.py