Merge pull request #2 from saberma/master

update code
add picture upload in content of event
add translation of event's updated
Merge branch 'issue/202-show-the-picture-in-content' of git://github.com/caok/19wu into caok-issue/202-show-the-picture-in-content
Merge branch 'master' of github.com:saberma/19wu