Preview for circle in Touch (buggy)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26333 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
comment removed (#3275)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26334 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Split mouse release handler

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26335 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Ticket #3337: without this, single EV didn't work in web applets

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26336 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e