first attempt at possible !go1.3 env pkg
try to include other Go versions in travis-CI
remove Go 1.1, does not support go vet
remove unused pkg
Merge pull request #12 from wongak/go1.2

This will build on Go 1.2
store full auth container (Payload) into request context
request context with auto purge, request context tests
Merge pull request #13 from wongak/services

Improve service pkg and request context handling
Merge remote-tracking branch 'upstream/master' into model