Profiling

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35389 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
More profiling

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35390 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#4447 - copy paste working for IE

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35391 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e