* libnautilus-extensions/nautilus-mime-type.c,
	* libnautilus-extensions/nautilus-mime-type.h:
	Removed these files, which had contained the old stopgap
	mime-type-to-application table.
	* libnautilus-extensions/Makefile.am: Take removed files out
	of build.
	* src/nautilus-property-browser.c,
	* src/nautilus-sidebar.c: Remove #includes for removed files.