Add 2 methods:
* Resque.delayed? MyJob => Boolean
* Resque.next_delayed_schedule MyJob => timestamp
Merge branch 'master' into delayed

Conflicts:
	lib/resque_scheduler.rb
Added support for last execution information in the scheduale
Fixed ClassLength defenintion check in rubocop.yml to appease rubocop
Slightly better handling of string and array forms of `every`

Fixes #338
Making dependency versions more specific for 2.5 stable

although I fully admit that I don't understand how the `~>` operator
works.
Merge pull request #349 from meatballhat/tightening-up-dependencies-for-2.5-stable

Making dependency versions more specific for 2.5 stable
Prepping for v2.5.2
Merge pull request #350 from meatballhat/v2.5.2-prep

Prepping for v2.5.2
Merge pull request #348 from meatballhat/better-handling-of-string-and-array-every

Slightly better handling of string and array forms of `every`
Addressing a bunch of RuboCop stuff, breaking the API, etc.
Cleaning up some goofs and rubocop auto-correct noise
More rubocop config tweaks, adding encoding comments for 1.9
Correcting (or cheating around) latest offenses

and ZOMG how did I miss those unnecessary parens!?!?
Another encoding comment missed, whoops!
Merge pull request #341 from meatballhat/cleanup-rubocop-offenses

Cleanup rubocop offenses
Merge remote-tracking branch 'upstream/v2.5-stable' into merging-v2.5-stable
Lifting version restrictions in master

because I only meant for them to apply to v2.5-stable
Convincing the Rake::TestTask to accept my verbosity request
Merge pull request #351 from meatballhat/merging-v2.5-stable

Merging v2.5 stable