Version 1.1-RC2

[Fix] Resources related to help screens moved from Demo to SDK project
[Fix] Updated scroll view size in Help view controller so it no longer obstructs the underlying page control
[Fix] Canceled and failed uploads are now correctly re-uploaded when app restarts
[Fix] for progress bar that wasnt working when documents were re-uploaded after app restart
[Fix] Document state on failed upload correctly handled
[Fix] Race condition on document delete fixed Closes #2
[Modify] Log and Localize macros are now placed in PPSdk.h header file
[Add] Added a simple way to customise UIImage upload in BaseHomeViewController
[Add] Demo App customisation for different customers is now performed by PPProfile class hierarchy
[Add] Helper document states for easier state manipulation
[Update] Logging messages more verbose
[Update] Updated documentation, Closes #3