Extended user control panel with contributions, fixes #29
Resolved some code design flaws
Merge conflicts resolved
Reviews are now cached.
Fixed URL
Merge branch 'master' into feature-contributions-ucp

Conflicts:
	openreview/apps/accounts/templates/accounts/settings.html
	openreview/apps/accounts/views.py
Redirect after POST in accounts settings view
Merge pull request #37 from open-review/feature-contributions-ucp

Extended user control panel with contributions, fixes #29