Fixing IOS-156 Message Center on Original iPad locks to portrait mode
Allow setting of independent Person and Device custom data
[Fixes #53260135] [Fixes IOS-148]
 - When Reachability status changes, we now ATLogInfo the new network type. [#49324867]
 - NOT currently adding network type to ATDeviceInfo.

Based on Apple's Reachability example:
http://developer.apple.com/library/ios/#samplecode/Reachability/Introduction/Intro.html
Marking old custom data methods as deprecated rather than removing them entirely.
Oops. Forgot a word.
Making unit tests work again.
Using existing reachability code.
- Adding Message Center section to README
- Specifically, how to check unread message count. Common question.
[Fixes #53417317]
 - Centered unread message count in iOS 7 [Fixes IOS-157]
 - Unread message count button is now round for single digit values.
[#53499635]
 - Setting Message Center cell background color to transparent
 - (Was showing as white in iOS 7, against the grey background) [Fixes IOS-164]
[#53499635]
- Setting Message Center cell background color to transparent
 - (Was showing as white in iOS 7, against the grey background) [Fixes IOS-164]
[#53499635]
- Added padding to left side of FeedbackDemo tableview cells [Fixes IOS-158]
- Simply selected the table view's `Style` in IB as `Grouped`
- `Grouped` was already selected… however no padding was appearing when built. This commit seems to have made the value stick for Xcode 5 and/or iOS 7 Beta 3
[#53499635]
Fixing IOS-168 Attaching photo causes crash on iOS 7

Should wait for view to appear before showing sheet.
Method for detecting iOS version. Terrible hack.
Fixing IOS-162 White "Message Center" title bar text can't be seen on iOS 7 white title bars.
Fixing IOS-159 Spacing between top of email form and the status bar

Fix is to extend the shadow up behind the status bar, since the status bar is now translucent.
Undeclared identifier `UIFontTextStyleHeadline`… should be `UIFontTextStyleHeadline1` or `UIFontTextStyleHeadline2`
IOS-162 [#53600537]
Revert "Undeclared identifier `UIFontTextStyleHeadline`… should be `UIFontTextStyleHeadline1` or `UIFontTextStyleHeadline2`"

This reverts commit 45254c9f3a833625beab45aa62fcde56d531696e.
Fixing IOS-169 UITextView metrics changed in iOS 7
Merge branch 'Next' of github.com:apptentive/apptentive-ios into Next