Merge pull request #181 from vsudilov/master

Add gunicorn entry/config
added email support
email support
variable for json out
hacky json and anonymouse bug fix
fixed public view of members
fixed description editing, sensiblized in process
fixed some bugs
I recaptcha
implemented proper logic for potential users in views.py
public group inclusion change, email, csv
fixes for posting removal of tag
privacy of tgs respected
support for privacy of tags
ticket_581: bugs solved
minor update
fix for multiple jsons and non-unique key
fixed formatting bugs and language
ticket 583: wrong order to citation fields for citation histogram
Merge pull request #183 from ehenneken/ticket_583

ticket 583: wrong order to citation fields for citation histogram