Merge pull request #51 from tangosource/developer_rb

Developer rb
Added approved column to projects
Merge branch 'master' of github.com:tangosource/trainees-2013-H2-3 into developer_gq
Merge pull request #52 from tangosource/developer_gq

Developer gq
Seed User,Category
Merge pull request #53 from tangosource/developer_gq

Seed User,Category
As an admin i can approve projects