added test for returning links
added django test runner
added nose test runner
removed will-not-support code
added the case where links do not include the fields in exclude
check exclude on normal field
can embed fields now
moved removing stuffs in exclude to serializer class
need to fix the timezone thing
ranamed Hal to HAL
working library for now
Merge branch 'master' of github.com:Proteus-tech/drf_hal