* plugins/file-manager/an_file_view.c,
	plugins/symbol-browsers/an_symbol_view.c: Removed rules hint from the
	views. Created dynamic update date of view depending on project
	changes -- similar to file-manager view.

	* plugins/devhelp/plugin.c: Load help on idle.

	* plugins/editor/anjuta-document-manager.glade: Moved 'disable
	autoformat' to proper location in preferences.

	* mime/anjuta.mime: Added .prj extension in the mime type for backward
	compatibility.

	* plugins/editor/plugin.c: Fixed accel name.