Merge branch 'release/0.0.8' into develop
add state_machine gem
migrate schema to add state to posts
add state machine to Post model
add state to permitted parameters in posts controller
add state input for simple_form
add state input in posts#show view
add state column for posts in posts#index view
Merge branch 'feature/state_machine' into develop
set version to 0.1.0
Merge branch 'release/0.1.0'