Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
add following question in user detail page
change mail to askrubyist.org
Merge remote-tracking branch 'upstream/master'
modify user following questions
Merge pull request #16 from mulixiang199016/master

user following questions and change maiil to askrubyist.org