fixed: const type was used in queue

git-svn-id: http://svn.synergy-foss.org/trunk@2162 33c40d52-04ba-11de-a43f-ff96a2b7a9af
fixed: compile error on mac 10.8 with makefile

git-svn-id: http://svn.synergy-foss.org/trunk@2163 33c40d52-04ba-11de-a43f-ff96a2b7a9af
removed left control key hack for faking drag on mac

git-svn-id: http://svn.synergy-foss.org/trunk@2164 33c40d52-04ba-11de-a43f-ff96a2b7a9af
used really drag file extension

git-svn-id: http://svn.synergy-foss.org/trunk@2165 33c40d52-04ba-11de-a43f-ff96a2b7a9af