Add files for Zend\Escaper documentation
Written escaper introduction
Written TOO chapter
Written about configuration
try to explain a bit how the escaper works
Written about escaping HTML
written about escaping in the html attribute context
minor tweaks
written about escaping in the javascript context
@padraic said it needs more words. I added more words.
written about CSS escaping
written about URL escaping
Merge branch 'feature/zend.escaper' of https://github.com/robertbasic/zf2-documentation into robertbasic-feature/zend.escaper
Removed the Advanced examples from TOC
Merge branch 'robertbasic-feature/zend.escaper'