initial structure and changes for the new access token approach ID-240
tests and some modifications ID-244
small fix in the reg delegate that checks the response for null ID-244
added access token expiry buffer. some more logging. ID-244
some more logging ID-244
exception caught
extra logging ID-244
ID-244 fixes
small tweak to the class structure
changed the name of the device auth callback classes
Merge branch 'sk-device-auth-int' into access-token-int
method name for auth header change
merge resolution
fixes for pull #13
Merge pull request #13 from securekey/access-token-int

Access token int