Merge branch 'release/1.8.0' into develop
Make sure sequel specs are run.
changed rspec tests from older should syntax to newer expect syntax
Conditionally load test DB depending on platform.
Remove unnecessary lib from jruby sequel gemfile.
Fix example in README for running appraisals.
More safely check for a hash-like object. Fixes #66
Update change log.
Update changelog.
Removing unnecessary gem for JRuby/Sequel
Merge branch 'feature/fix_jruby_sequel' into develop
Merge branch 'feature/fix_hash_keys' into develop

Conflicts:
	CHANGELOG.rdoc
Merge pull request #62 from irmiller22/rspec-syntax-change

RSpec Syntax Change
Push version to 1.8.1
Merge branch 'release/1.8.1'