Fix handler example in README.md
Merge pull request #4 from fukayatsu/fix-example-in-readme

Fix handler example in README.md [ci skip]
Integrate Cane into the Travis build.
Move authorization check into its own method.
Fix style violations.
Split Lita::RSpec::Handler.included into multiple methods.
Split Lita::RSpec.included into multiple methods.
Reduce complexity of Lita::Config.default_config.
Extract some logic from Lita::Adapters::Shell#run.
Split Lita::Handler.dispatch into private methods.
Rename RackAppBuilder to RackApp and reduce method complexity.
Don't show help for commands the user cannot access.
Restrict Authorization handler routes to admins.
Prevent admins from being added or removed via the auth handler.
Merge branch 'issue-6'. Closes #6.
Bump version to 2.2.1. [ci skip]
Delegate #command? from Response to Message.
Add generators for new plugins. Closes #7.
Small bug fix in cli.rb
Merge pull request #8 from webdestroya/master

Small bug fix in cli.rb