create new challenge in app-test.js
Merge pull request #39 from ChrisBoesch/master

update
hotfix
Merge pull request #136 from LI-HE/master

hotfix
hotfix #2
Merge pull request #137 from LI-HE/master

hotfix #2
create new challenge in challengeCreater.html
minor change in app-test.js
create new challenge in controller.js #1
create new challenge in controller.js #2
Merge pull request #40 from ChrisBoesch/master

update
HOTFIX #3
Merge pull request #138 from LI-HE/master

HOTFIX #3
minor change in challengeCreater.html
complete badge challenge creation
minor change in badge challenge creation
modify app-test.js accroding to the new api name
Merge pull request #41 from ChrisBoesch/master

update
story page display debug
Merge pull request #139 from LI-HE/master

story page display debug