lib/lingo/language/grammar.rb (test_compound): Refactoring in preparation for including synonyms.
lib/lingo.rb (dictionary_config): Move ConfigLoadError to config.
lib/lingo/app.rb: Switched to sinatra-bells.
spec/spec_helper.rb: Prepare for RSpec 3.
lib/lingo/config.rb (load_config): Use SafeYAML.
lib/lingo/config.rb (load_config): Include file in error message.
lib/lingo/cli.rb: Nuggets::CLI has been extracted into the cyclops gem.
Hooking up Travis CI.