Ticket #3550: this is nothing, but maybe helps in strange cases

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28680 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
better check for JavaFX 2.2

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28681 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e