typos, simplified phpDoc
updated to Nette Tester 1.0
minimal required PHP version changed from 5.0 to 5.2.0 (BC break!)

Texy will use preg_last_error()
added TexyRegexp, wrapper for PCRE functions
PhraseModule: added new syntax for links [text |url]
PhraseModule: added markdown syntax for links [text](url)
LinkModule: added $imageClass as a replacement for $imageOnClick
ImageModule: hover effect can be disabled via `$texy->allowed['image/hover'] = FALSE`
improved test
Released version 2.4