Renamed macros status_drops_connection to ap_status_drops_connection

and vestigial scan_script_header to ap_scan_script_header_err,
mostly for aesthetic reasons.

Reviewed by:	Ralf S. Engelschall, Dean Gaudet


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82613 13f79535-47bb-0310-9956-ffa450edef68