fix spelling
Merge branch 'master' of https://github.com/VectorWen/SiyuanGroup into VectorWen-master
merge PR from VectorWen;restruct the responseHandler in AllMember
fix error spelling in MActivity
fix :black backgroud when listview is scrolling
remove `ResponseHandler`
add: manage the activity userships
fix error display(black background) when scrolling
add core service
make group display more effective
update issue & some of group layout
stop `share` in issue
fix:error request code for star api
switch to display when `He` is owner or visitor in Bussiness;
fix error argument of user regist;redesign the regist layout
clean the log ;chenge item backgroud
add mange for activity
add version check in backgroud service
fix drawalbe display
Merge pull request #8 from Jayin/master

update in 2.8