extended keyvalue api

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2780 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
added "postSaveDocument" JS Hook

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2781 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
added support for multiple debug ip-addresses

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2782 1f8fe7d8-47f0-464c-8d0a-336f4953ab05