Merge pull request #19 from SunJieMing/master

Server/Client Changes
added comments
fixed merge
fix server data, change slider to five piece rating button
added server testing in spec folder
Merge pull request #27 from myclamm/master

Added Mocha Testing for server in spec folder
update gitignore for xcode
Merge pull request #20 from lpappone/master

fix server data, change slider to five piece rating button