Added profile page and form.
Merge branch 'devel' of https://github.com/matiasb/fenics into user-profile

Conflicts:
	ega/forms.py
	ega/views.py
Updated settings and home.
Added initial news app.
News integration.
Added additional invite options.
Updated invite instructions.
Merge pull request #21 from matiasb/import-news

Added latest news.
Merged changes from upstream.
User profile.
Merge branch 'devel' of https://github.com/matiasb/fenics into user-profile
Merge pull request #20 from matiasb/updates-prerelease

Updated settings and home page.
Tweaks.
Merge branch 'devel' of https://github.com/matiasb/fenics into user-profile
Less changes against devel.
Removed TODO comment.
Added help text for avatar.
Merge pull request #22 from nessita/user-profile

Added user profile page, and included avatar in EgaUser model.