Merge branch 'release/1.1.0' into develop
Xcode 4.5 project validation
Updating OS X deployment target
Store the token_type for use in the auth headers
Merge pull request #40 from ojfoggin/develop

Store the token_type for use in the auth headers
Some tidying up of ARC bridging
set deployment target to 4.3
default to OAuth token type if tokenType == nil
Changing architectures to standard + armv6
set deployment target to iOS 4.3
added scope support
fixed iOS 5 Crash
reusing old refresh token if the new access token does not have one
fixed a warning
Added TokenType per Client Type support
add assertion auth support
add assertion flow support
make tokenType be set from the client if the token response does not provie one
Merge pull request #44 from nxtbgthng/feature/scopeSupport

Feature/scope support
add option to supply additional params to authentication methods