Null constraints in migration files.
Merge pull request #7 from bitsculpt/dan-branch

Null constraints in migration files.
Added Devise users.
Merge pull request #8 from bitsculpt/dan-branch

Added Devise users.
fix conflict in db
merge conflict fix
Add acceptance testing for sign up form
Merge pull request #9 from bitsculpt/david

Add acceptance testing for sign up form
Acceptance tests for adding a system.
merge
Merge pull request #10 from bitsculpt/dan-branch

Acceptance tests for creating a system.
add sign in acceptance test
Merge branch 'master' of github.com:bitsculpt/starboundplanets into scott