Add functionality to handle custom passwords and configuration to prevent displaying this in frontend

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/commerce/branches/55612@83908 735d13b6-9817-0410-8766-e36946ffe9aa
Fix get master parent category for product

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/commerce/branches/55612@83909 735d13b6-9817-0410-8766-e36946ffe9aa
Remove debug code

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/commerce/branches/55612@83910 735d13b6-9817-0410-8766-e36946ffe9aa