Merge pull request #293 from ruijunhuang2010/master

update
Merge pull request #96 from ChrisBoesch/master

Updates
Merge pull request #294 from ruijunhuang2010/master

resolve incorrect location for challenge creation
Merge pull request #97 from ChrisBoesch/master

Updates
Update Badges Alignment#3
Merge pull request #295 from ShaikDawood/master

Update Badges Alignment#3
Merge pull request #38 from ChrisBoesch/master

update