/q/ requests can stack processing directives
Merge pull request #17 from jcn/qstacked

/q/ requests can stack processing directives
add jruby to travis build - closes #13
upgrade gems
regenerate gemspec
use gemspec to manage gem versions
clean up gemspec
make separate CONTRIBUTING file
re-add newrelic gem to gemfile
Merge branch 'master' into cedar

Conflicts:
	Gemfile
	Gemfile.lock