image optimizations

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@4066 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
PIMCORE-2120 - Classmap autoloader not working anymore

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@4067 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
build auto version (3012) ...

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@4068 1f8fe7d8-47f0-464c-8d0a-336f4953ab05