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.