Fixes for sprint #3 before deploying to production
Merge remote-tracking branch 'yaniv/master'

Conflicts:
	src/communities/locale/he/LC_MESSAGES/django.mo
	src/communities/locale/he/LC_MESSAGES/django.po
	src/communities/templates/communities/publish_upcoming.html
added a template tag to display only date when hour is not set (for upcoming meeting)
slight change to display_upcoming_time tag
fixed "non-member superuser" test (test membership for the current community - template tag)
fixed: forgot to load community_tags in proposal_details.html
more fixes
more fixes(2)
added exception blocks to field keys
Merge with Amir latest
Updating forms to support ajaxish appending of html data.
Merge remote-tracking branch 'amir/master'

Conflicts:
	src/issues/static/js/proposal.js
	src/issues/templates/issues/issue_detail.html
	src/issues/views.py
	src/ocd/static/js/forms.js
fixed add proposal ajax on empty issue
whitespace
js lint
added js i18n
pep8
Edit issue is now using ajax.
cleanup
cleanup