Merge pull request #7 from ChrisBoesch/master

update
Merge pull request #383 from ShaikDawood/master

Profile : Edit location should be grey out.
Merge pull request #384 from ruijunhuang2010/master

Merge pull request #7 from ChrisBoesch/master
Merge pull request #8 from ChrisBoesch/master

update
validate duplicate challenge name
Merge pull request #385 from ruijunhuang2010/master

update
validate story duplicate name
Merge pull request #386 from ruijunhuang2010/master

validate story duplicate name
Merge pull request #120 from ChrisBoesch/master

Updates