Fix warning
Update HockeySDK to latest code
Update HockeySDK including more feedback UI improvements
Update to latest HockeySDK code

- Update HockeySDK
- Adjust implemented HockeySDK protocol
add authenticator demo

* app is now authenticated (email only)
* add buttons to trigger validation / authentication
!! don't merge !! add identifiers for warmup app
update HockeySDK & adapt to interface changes

 Submodule changes to be committed:

 * Vendor/HockeySDK 439c32d...0e1b435 (10):
   > fix button's disabled after failed login
   > refactoring: move auth-logic to the authenticator
   > fix authenticator tests - initialize _NOT_ being in the appstore
   > move email-validation to a common place
   > disable authenticator when running the appStore version
   > cleanup Authenticator interface
   > make installationIdentification KVO'able
   > factor out BITHockeyAppClient to provide network services
   > update documentation on Authenticator
   > Merge branch 'develop' into feature/#19-verifyBetaUsers
add sample for web-based auth/validation
update HockeySDK and adapt to new API
Update to HockeySDK 3.5.0b1
Remove old UDID delegate
Update project
Merge branch 'refs/heads/feature/HockeySDK-#19-verifyBetaUsers' into develop
Save xib in Xcode 4.6 format so it can be opened there too
Update HockeySDK
Use system default build settings
update to current HockeySDK

 Submodule changes to be committed:

 * Vendor/HockeySDK 23ec4f9...fd70d1e (69):
   > Workaround for having multiple uuid parameters in our update requests when BITAuthenticator provides an anonymous uuid
   > Fix for not updating the installationIdentification property when it changes
   > Update BITAuthenticator documentation
   > Update changelog to make it clear that BITStoreUpdateManager is optional and disabled by default
   > Improve BITStoreUpdateManager documentation
   > We shouldn't forget to reset the didEnterBackgroundState flag
   > Only check for new feedback when the app becomes active and was actually in the background previously
   > only reset validation flag once we actually went to the background
   > Only check for updates when the app becomes active and was actually in the background previously
   > allow to specify a custom URL scheme
   > update needsValidation
   > redo BITAuthenticator interface
   > Merge pull request #62 from Newstex/pull-requests/environment-typo
   > Add lcov 1.10 which is required to generate code coverage
   > Fixes for getting test coverage working again
   > Fix failing test due to the test was expecting a different default setting, which was changed recently
   > return an NSString instance instead of NSUUID
   > add initial tests for BITKeychainUtils
   > set ONLY_ACTIVE_ARCH to yes for unit tests
   > fix typo
   > Update bit_appAnonID helper to make sure to get a UUID for an app installation and works through the app installation lifetime on the device
   > Provide an iOS 5 compatible C helper for getting a UUID
   > Clean up appIdentifier and keychain servicename to be defined only once
   > Update OCMockito and OCHamrest frameworks to version 3.0 including 64bit slices
   > Add ARM-64 as code type for crash reports
   > Merge pull request #61 from Newstex/pull-requests/auth-skip-cleanup
   > show proper error when UDID it not allowed to access
   > use keychain attribute thisDeviceOnly instead of custom validation
   > fix typo
   > fix passed in udid not validated
   > fix build of tests
   > cleanup
   > Fix for userName, userEmail, and userID in crash reports.
   > deprecate unused delegate method
   > cleanup public (private) interface
   > allow developer to provide a custom parentViewController
   > Documentation improvements for BITAuthenticator
   > fix typo
   > Instead of returning a nil view in the last commit, return an empty view controller
   > Make sure update checks are never don from the AppStore environment also if the Update UI wasn't removed from the release build
   > Merge pull request #59 from mlilback/develop
   > Change BITStoreUpdateManager default check interval to weekly
   > Some more documentation improvements
   > Update to version 3.5.0 Beta 3
   > Add How to for Authenticating iOS Users with BITAuthenticator
   > Workaround for iOS 7 bug with multiple modal view controllers in landscape on iPad
   > bit_appAnonID already checks for the identifierForVendor.
   > Don't use identifierForVendor on iOS 5.
   > Update to version 3.5.0 Beta 2
   > Add CPU_SUBTYPE_ARM_ALL to identify arm64, just in case
   > More documentation improvements
   > Add support for background fetch in BITUpdateManager
   > Add support for background fetch in BITStoreUpdateManager
   > Add support for background fetch in BITFeedbackManager
   > Add support for background fetch in BITCrashManager
   > Documentation improvements
   > Merge pull request #56 from florianbuerger/develop
   > fix authentication dialog presented when application wakes up in background
   > fix duplicate count of installation
   > cleanup, remove additional early return
   > Fix a crash with the update view running on iOS 5 and 6
   > Fix BITUpdateManagerViewController not showing any versions
   > Fix documentation formatting of sample code
   > Make sure the simulator build also contains x86-64 slice
   > Include a PLCrashReporter build that includes a x86-64 slice
   > Merge pull request #55 from ksuther/develop
   > Documentation updates and fixes
   > delay start of authentication manager
   > Small changelog fix and added missing item
update xcodeproject
example of manually using the authenticator
bump HockeySDK

 Submodule changes to be committed:

 * Vendor/HockeySDK fd70d1e...b22a421 (6):
   > fix warning
   > Some more documentation build fixes
   > Move BITAuthenticator files into its own group
   > This doesn't belong in here *sigh*
   > Add identification from BITAuthenticator to crash reports
   > Review documentation.