Ticket #3550: a better fix (but not necessarily the best)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29136 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3691: NamePanel for the web object properties. Focus events are handled properly.

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29137 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Ticket #2487: fixing the issue in Web (although so slow that practically wrong), speed did not change in Desktop

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29138 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e