Less debugging

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29638 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Ticket #3735: undoing some change here, and trying it in another way

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29639 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Ticket #3735: smaller changes only

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29640 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Do not show Clipboard option for copying image to under Mac Java 7+ (untested, needs backport to 4.4 and 4.2)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29642 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Ticket #3735: experimental change for testing (in Windows)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29644 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e