fix new create comment floor count issue
Merge pull request #220 from caok/master

初步完成标签结构
Merge pull request #219 from williamherry/hotfix/floor_count

fix new create comment floor count issue
add preview for activity comment
Merge pull request #221 from williamherry/feature/comment-preview

add preview for activity comment
hot fix of production issue Fixed #224
changed the default sort by month Fixed #225
default to desc Fixed #226
Merge branch 'master' of github.com:caok/union
Merge branch 'master' of github.com:bay6/union
Merge pull request #228 from caok/master

use mini_magick replace of rmagick
reverse
Update dev_diary.markdown
Update dev_diary.markdown
add one more schedule
open activity
rewrite the index function
rewrite the index function #229
Fixed #229
Merge branch 'master' of github.com:bay6/union