PHPCheckstyle Code

Sync with lastest version from GitHub (851b8665aca7f5cc54f305f699333656a2406eeb).

Cleaning, removing of trailing whitespaces

Merge with latest updates by James

Change _identifyTokens to write to an internal array of "new tokens" (jbrooksuk)

Merge of James Brooks update (20 aug 2014).
* Add a Array Reporter
* Allow an array of configuration values to be passed through, rather than XML file.

PSR-0 Autoloading (thanks to James Brooks)