Add first draft of revamped contribution guide.
Minor wording fixes to contribution guide.
Mention further Git resources.
Mention setting up Git to ignore gedit backups.
Remove todos completed with this pull request.
Use 'student and faculty contrib' on front page.
Add missing gedit-EditorConfig script.
Merge branch 'master' into sean/revamp-contribution-guide
Remove build warning note in contribution guide.
Merge branch 'master' into sean/revamp-contribution-guide

Conflicts:
	manual/TODO.rst
	poster/blocks/inter-eos-ssh.tex
Merge branch 'master' into sean/revamp-contribution-guide

Conflicts:
	manual/conf.py
	manual/index.rst
Clarify running from project root directory.
Merge pull request #8 from seanfisk/sean/revamp-contribution-guide

Revamp the contribution guide.