2006-09-04  Sven Neumann  <sven@gimp.org>

	* app/display/gimpdisplayshell-selection.[ch]: some cleanup.
Made
	the Selection struct private and removed unused state member.
	Removed redundant parameter from
gimp_display_shell_selection_start().

	* app/display/gimpdisplayshell-callbacks.c
	* app/display/gimpdisplayshell.c: changed accordingly.