added authorized_actions view helper for admin
added an :active scope to User model
vary bleat admin form according to new/edit action
Merge branch 'master' of github.com:jbrunton/microblog-demo
added sign-up functionality
added rspec gem
#7 - Added unique constraint to screen_name in users table
Merge pull request #7 from jpthomson/dev-3-user-sign-up

fixed #3
cucumber scaffolding
simple home page feature test
added travis.yml
added rake db:migrate as before-script to travis.yml
fixing travis.yml
Added build status to README
added factorygirl and refactored feature test steps a little
resolved merge from master
Merge pull request #8 from jbrunton/dev-6-rspec-tests

#closed 6 - As a developer, I want to write RSpec unit tests supported by FactoryGirl
added 'Compose' link to menu
added scenario for trending tags to home page feature
made the 'new' in the create bleat feature step optional