Updated xmlmm dependency
Updated xmlmm dependency

	* INSTALL: mention the we don't depend on libxmlmm 1.0 but 2.6

git-svn-id: 9e25c83184707ff0070e12e57b21d1b65617d7c0@1532 910bfebc-b532-0410-a802-fb3981afa09c

GNOME/passepartout,GNOME/passepartout,GNOME/passepartout,GNOME/passepartout