* thunarx/thunarx-provider-factory.c: Initialize the factory on demand.
	* thunar-vfs/thunar-vfs-scandir.c(thunar_vfs_scandir_collect_fast): Use
	  a larger buffer to speed up loading large directories.
	* thunar-vfs/thunar-vfs-mime-database.c: Initialize the MIME desktop
	  stores on demand.




(Old svn revision: 19793)