Merge branch 'master' of github.com:caok/union
Merge branch 'master' of github.com:bay6/union
Merge branch 'master' of github.com:bay6/union
Merge branch 'master' of github.com:bay6/union
move the project fetch bay6 function from seed to model #236
added new task fetch_repos #236
updated persisted
Merge branch 'master' of github.com:bay6/union
modify the index of activities
Fixed #236
modify something in activities
Merge pull request #238 from caok/master

modify something in activities
fix user avatar url method