Initial commit
Merge tag 'android-4.4.2_r1' into thunderkat

Android 4.4.2 Release 1
Explicitly disable all security requirements during policy normalisation
Always return true when asked if a policy is active
Always return no inactive reasons when querying the policy details
Quietly handle policy changes and never set any account holds
Do nothing when the server asks to perform a remote wipe
Allow all filetypes to be added as attachments
Remove any attachment download restriction based on file extensions
Increase max attachment upload and download size to 10MB
Merge remote-tracking branch 'craig/thunderkat' into cm-11.0