Add Jabber Agent
prefer interpolate_jsonpaths over mustache
fix placeholder value
merged master
Merge pull request #258 from mwerner/jabber_agent

Add Jabber Agent
Fixes sign up page

The rails4 upgrade broke the sign-up, we need to add the additional
attributes to the devise_parameter_sanitizer

 Fixes #303
Merge pull request #304 from dsander/sign-up-fix

Fixes sign up page