Added Group.create testing.
Adding group testing, ixed user testing to conform to devise
.
Groups show view has been tested for features.
Added tests to the group page.
Added mailers.
merged with master-clone
Merge branch 'master-clone' into mailer
styled images a little bit
group notification for new post, using gmail with SSL connectioN
group notifications for snippets
Merge branch 'master-clone' of https://github.com/henry-p/amigos into master-clone