The error item of a response on timeout should be using string keys,
to match the "error" response returned by Urban Airship
Specify which license in gemspec, to make it easier for tools like license_finder
added device_info endpoint, deprecation warnings for endpoints removed in v3 of the API, and the option to use v3 endpoint for push
don't send version to urban airship for push
adding the API device tokens 'list all' call
Merge pull request #45 from joncode/master

adding the API device tokens 'list all' call
Merge pull request #43 from apptentive-engineering/master

Device Info Endpoint, V3 Support
Merge pull request #41 from kuahyeow/license_gemspec

Specify which license in gemspec, to make it easier for tools like license_finder
Merge pull request #38 from kuahyeow/error_string_key

The error item of a response on timeout should be using string keys,
Fix conflict.