fixed: error when installing, The parameter is incorrect.

git-svn-id: http://svn.synergy-foss.org/trunk@1923 33c40d52-04ba-11de-a43f-ff96a2b7a9af
fixed: Option not supported on Linux: --enable-drag-drop

git-svn-id: http://svn.synergy-foss.org/trunk@1924 33c40d52-04ba-11de-a43f-ff96a2b7a9af