fix section titles
drop hardcoded TOC, include Sources subsection in Installation.rst
link to EasyBuild homepage, bump docs release to 1.0.0
Merge branch 'develop' of github.com:hpcugent/easybuild into develop

Conflicts:
	docs/conf.py
Merge pull request #38 from boegel/develop

last updates to revamped EasyBuild docs, bump docs release to 1.0.0