optimized imagick adapter: removed useless reinitializeImage()

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@3963 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
optimized imagick adapter: frame use COMPOSITE_COPY instead of COMPOSITE_DEFAULT

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@3964 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
optimized imagick adapter: memory optimizations

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@3965 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
optimized imagick adapter: memory optimizations

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@3966 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
build auto version (2989) ...

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@3967 1f8fe7d8-47f0-464c-8d0a-336f4953ab05