Updates .gitignore.
Adds travisci configuration.
Adds coveralls configuration.
Adds test.sh script.
Updates composer.json for testing dependencies.
Adds tests dir and boilerplate.
Fixes composer.json to have one config-directive.
Adds badges to readme: travisci, coveralls and versioneye.
Updates HipChat's secure token.
Updates .gitignore to keep empty /tests/logs-folder.
Merge branch 'feature/travisci-testing'

* feature/travisci-testing:
  Updates .gitignore to keep empty /tests/logs-folder.
  Updates HipChat's secure token.
  Adds badges to readme: travisci, coveralls and versioneye.
  Fixes composer.json to have one config-directive.
  Adds tests dir and boilerplate.
  Updates composer.json for testing dependencies.
  Adds test.sh script.
  Adds coveralls configuration.
  Adds travisci configuration.
  Updates .gitignore.