Updating tests to use expect syntax
Merge pull request #24 from zetsubo/expect

Updating tests to use expect syntax
Require rspec 'expect' syntax, and fix a couple tests that still used 'should' (see #24)
fixes #23

Summoner#recent_games now sorts by most recent. Thanks RedSevens!
updated for new API version
Merge pull request #25 from zetsubo/Vigor-23

fixes #23
Merge branch 'update_version' of https://github.com/zetsubo/vigor into zetsubo-update_version

Conflicts:
	spec/vigor_spec.rb