Added documentation for doubleclick method to Selenium2TestCase class.
Added PHP 5.5, 5.6 and HHVM to travis.yml
Merge pull request #30 from Nyholm/patch-1

Added PHP 5.5, 5.6 and HHVM to travis.yml
Merge pull request #29 from bertramakers/doubleclick

Added documentation for doubleclick method to Selenium2TestCase class.
Preparing release 1.4.0