(org-scan-tags): Re-align code fixed.

(org-scan-tags): Re-align code fixed.
	(org-detach-overlay): Renamed from `org-detatch-overlay'.
	(org-table-convert-region): Insert space after column separator.
	(org-agenda-kill): New command.
	(org-metaleft): Call `org-outdent-item' on bullets.
	(org-metaright): Call `org-indent-item' on bullets.
	(org-timestamp-change): Set `org-last-changed-timestamp'.
	(org-current-line): Make sure (bolp) returns correct result.
	(org-agenda-change-all-lines): Make sure TODO are highlighted.