Fix gemfile
Enable bundler cache
Revert "Enable bundler cache"

This reverts commit 6d70da166d91dd9f38901097809fabf5955ea85e.
WIP on dispatcher refactor.
Remove some deprecated features.
Fire alarm! Time to commit...
Fix TcpConnection specs
gcm_test moved to ileitch/rapns-gcm-test
Merge branch 'master' into dispatchers
Minor spec cleaup
Fix some warnings.
Move some common methods into Notification base class
Generalise PayloadDataSizeValidator to reduce duplication.
Generalise RegistrationIdsCountValidator to reduce duplication.
No need for a custom validator here.
Don't duplicate HTTP_STATUS_CODES
Add specs for Http and Tcp dispatchers.
Merge branch 'dispatchers'
remove rogue file
Extract duplicated retry-after header parsing.