Merge pull request #100 from ChrisBoesch/master

Updates
Merge pull request #16 from ChrisBoesch/master

update
change for the info display and loading gif
change for the diffculty display tab
Merge pull request #309 from LI-HE/master

change for the info display and loading gif
added alert box for path & story mismatching
Merge pull request #311 from LI-HE/master

added alert box for path & story mismatching
Merge pull request #101 from ChrisBoesch/master

Updates
Badge Display fix #1

- state badges required to complete only if its badge challenge
Merge pull request #312 from ShaikDawood/master

Badge Display fix #1
Merge pull request #313 from ruijunhuang2010/master

Merge pull request #43 from ChrisBoesch/master
Merge pull request #44 from ChrisBoesch/master

update