Added behat as a dev dependency.
Initialized the features folder.
Added the expect helper to dev dependencies.
Added "Describing a class" feature.
Added behat to travis ci builds.
Improved language of scenarios.
Randomized the working directory.
Rolled back bin-dir configuration.
Split the feature into smaller ones.
Added the method generation feature.
Fixed a typo.
Fixed the wording.
Fixed the SuiteRunner spec on fast machines

If the SuiteRunner is too fast, the time difference is too small for PHP
and it is detected as being 0.
Merge pull request #249 from stof/fix_timing_failure

Fixed the SuiteRunner spec on fast machines
Change commands to use constructor and help information
Fix typos in help information.
Add missing part of spec class name in help information
Add junit to formatters in run help
Merge pull request #222 from richardmiller/add-help-to-commands

Change commands to use constructor and added help information
A few grammar related changes in phpdoc blocks