text_to_speech should accept parameters for API call.
Merge pull request #2 from lukasztackowiak/master

text_to_speech should accept parameters for API call.
Added unit tests for the third party introduced text_to_speech method
Bumped version to 0.0.5
Added Travis CI testing for JRuby 1.8 and 1.9 modes
Removed support for JRuby 1.8
Merge branch 'master' of https://github.com/jsgoecke/att_speech
Bump to Celluloid 0.15.2