formatting

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@38256 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Eclipse options: autoformat edited code on save

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@38257 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
remove unused packages

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@38258 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e