Clean the code

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31476 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
small properties error

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31477 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Command "orientation"

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31478 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e