Update BeKindOfMatcher.

Current spec status: 256 examples, 67 failures, 3 pending in 0.13362
seconds.
Merge branch 'rspec-3' of github.com:sleepingkingstudios/rspec-sleeping_king_studios into rspec-3
Update IncludeMatcher.

Current spec status: 255 examples, 53 failures, 2 pending in 0.0892
seconds.
Update RespondToMatcher.

Remove deprecated methods, update failure message methods for RSpec 3
syntax.

Current spec status: 249 examples, 19 failures, 1 pending in 0.09875
seconds.