Don't email omniauth created users

Created by: gliptak

This is fixing gitlabhq/gitlabhq#1493

Created by: gliptak

Travis build fails with a seemingly unrelated error ...

By Administrator on 2012-09-19T19:01:52 (imported from GitLab project)

By Administrator on 2012-09-19T19:01:52 (imported from GitLab)

Created by: jirutka

+1

By Administrator on 2012-10-31T14:06:13 (imported from GitLab project)

By Administrator on 2012-10-31T14:06:13 (imported from GitLab)

Created by: mmoll

+1

By Administrator on 2012-11-09T19:26:06 (imported from GitLab project)

By Administrator on 2012-11-09T19:26:06 (imported from GitLab)

Created by: flatzo

+1

By Administrator on 2012-12-20T18:21:23 (imported from GitLab project)

By Administrator on 2012-12-20T18:21:23 (imported from GitLab)

Created by: amacarthur

+1

By Administrator on 2013-01-02T21:51:51 (imported from GitLab project)

By Administrator on 2013-01-02T21:51:51 (imported from GitLab)

Created by: raphendyr

I like that you made it general. Why gitlab mailed password in first place? I thought user registration came later?

By Administrator on 2013-02-02T17:12:27 (imported from GitLab project)

By Administrator on 2013-02-02T17:12:27 (imported from GitLab)

Created by: dzaporozhets

thank you

By Administrator on 2013-03-05T14:51:22 (imported from GitLab project)

By Administrator on 2013-03-05T14:51:22 (imported from GitLab)