Added ReST documentation

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/jh_magnificpopup/trunk@83972 735d13b6-9817-0410-8766-e36946ffe9aa
Removed old documentation

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/jh_magnificpopup/trunk@83973 735d13b6-9817-0410-8766-e36946ffe9aa