Relax character requirements for usernames
Signup code use should default to 1
RFC3696/5321 require max_length for email address of 254
Add hybrid (email or username) login form & backend
Add create signups management command that will create a batch of signup
codes and output to a file
add Meta
add translations
Merge remote-tracking branch 'origin/pr/115'
Merge remote-tracking branch 'origin/pr/118'
Merge remote-tracking branch 'origin/pr/114'

Conflicts:
	account/models.py