Added API calls for move/copy assets through albums, list albums within albums. Added API calls for manipulation with storage
Transfered GCAccount model from PP+ to SDK. Added API call for unlinking account from user.
GCServiceAccount.m cleanup.
Added GCAccount and GCServiceAccount to GetChute.h
Made one method public.
Removed GCStorage from SDK. Removed Chute-SDK from sample app as pod.
Small changes. Removed some commented code.
Removed Chute-SDK from inside the tutorial.