store status codes ('working', etc.) as constants
tests call boolean methods rather than examine "status" field directly
add tests for status accessor methods
Removes 'extend Resque::Helpers', adds compatibility shims.
Fix spelling
Change Hash.statuses to use mget, reducing the number of redis queries

The existing implementation makes n+1 queries to redis, this reduces
it to two queries. Overall time complexity is unchanged, but overhead
is significantly reduced.
Merge pull request #99 from farleyknight/patch-1

Fix spelling
Merge pull request #101 from tgsergeant/feature/squash_hash_statuses

Change Hash.statuses to use mget, reducing the number of redis queries
Merge pull request #98 from damncabbage/deprecated-helpers

Removes `extend Resque::Helpers`, adds compatibility shims.
Merge branch 'status_codes_as_constants' of https://github.com/signaturelabs/resque-status into signaturelabs-status_codes_as_constants

Conflicts:
	lib/resque/plugins/status/hash.rb
Fix issues running the tests on Ruby 2.1
Version bump
Upgrade jeweler
Merge branch 'master' of github.com:quirkey/resque-status

Conflicts:
	lib/resque/plugins/status/hash.rb