Merge pull request #85 from ChrisBoesch/master

Updates
Merge pull request #256 from ruijunhuang2010/master

Merge pull request #24 from ChrisBoesch/master
Test Pull Request
Merge pull request #257 from jownsftw/master

Test Pull Request
Merge pull request #86 from ChrisBoesch/master

Updates
Challenge bug fixed #2

- User able to see message from server after submit his/her message.
Merge pull request #258 from ShaikDawood/master

Challenge Bug fixed#2
Merge pull request #25 from ChrisBoesch/master

update