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
fix for multiple jsons and non-unique key
fixed formatting bugs and language
* supress mongoengine deprecation warnings
* update invite action text
* fixed 401 error on sign-off from library pages
* added email string validation to invite form class
* flash success message on invite send
* typo in no-reply email address
Merge pull request #46 from lbjay/rahul-master

fixes for several minor things
Merge pull request #145 from rahuldave/master

Library and group email invites (plus lots of related and unrelated fixes)