1.1.0 - Enterprise Surveys

This release focuses on support for Enterprise Surveys.

These are mostly changes on the web side of things, but there are also some client changes:

• Moved survey responses into Core Data.
• IOS-119 Implement short v. long survey text response type
• IOS-116 Implement new survey submission endpoint

Other changes for IOS 7 forward compatibility:

• IOS-181 App hangs in iOS 7 after "No email Address?" input field alert.

Other fixes:

• apptentive-ios#45 Renames ATMessage to ATAbstractMessage because of naming conflict with AirTraffic.framework
• We accidentally used the Traditional Chinese localization for both Traditional and Simplified Chinese. This has been fixed.
• Added useMessageCenter property on ATConnect for those who don't want to use Message Center.