A fix for a sign up issue. I apologise to all those who are maintaining
this:

Devise does not respond with an error when signing up fails, instead it
reponds with success and a rendered page with the errors inserted
inline. This Javascript works around this in a hacky fashion.
Merge branch 'gid' of git://github.com/unepwcmc/mangrove-validation into gid

* 'gid' of git://github.com/unepwcmc/mangrove-validation:
  Fix for event bindings issue