ready for heroku
Merge branch 'devel'
moved images
Merge branch 'devel'
Merge branch 'devel'
Merge branch 'devel'
Merge branch 'devel'
 merge fix
Merge branch 'devel'
Merge branch 'devel'
Merge branch 'devel'
Merge branch 'devel'
Merge branch 'devel'
Merge branch 'devel'
refined hotspot
only need server-side feed support