Makes flapjack-populator die with a helpful error when -f is not provided; removes reliance on `file = ...` hoisting.
Collapses repeated bailing-with-usage calls to a proc.
Support arbitrary gateways. Source all queue configuration from the config.
[keep_zero] ChronicDuration.parse() needs :keep_zero => true, making 0 a valid value
Merge pull request #457 from portertech/keep_zero

ChronicDuration.parse() needs :keep_zero => true, making 0 a valid value
[keep_zero] do not schedule maintenance if duration is 0
Merge pull request #455 from damncabbage/friendly-populator

Makes bin/flapjack-populator explicitly whinge about `-f` instead of dying.
Merge pull request #458 from portertech/keep_zero

do not schedule maintenance for new check if duration is 0
prepare 0.8.8 release
remove benchmark run from travis build
Added some features chat bot features requested by internal users
- Ability to ack on check and entity regex
- Ability to query short status on check and entity regex
Added regex support for notification rule tags.

Only do regex comparison if the tag starts with 'regex:'.
Merge branch 'bot-changes' of github.com:someword/flapjack into bot-changes
fix specs
Merge branch 'feature/arbitrary-gateways' of github.com:auxesis/flapjack-1 into feature/arbitrary-gateways
cast queue keys to_s
Added new regex_tags key for notification rule and use that for regex
matching.
Merge branch 'regex_support_for_tags2' of git://github.com/jswoods/flapjack into jswoods-regex_support_for_tags2
simplify the data being tested to aid debugging
fix failing tests