core: Fix integer overflow in ap_pregsub. This can be triggered e.g.
with mod_setenvif via a malicious .htaccess. [Stefan Fritsch]
+ *) SECURITY: CVE-2011-3368 (cve.mitre.org)
+ Reject requests where the request-URI does not match the HTTP
+ specification, preventing unexpected expansion of target URLs in
+ some reverse proxy configurations. [Joe Orton]
+
*) configure: Load all modules in the generated default configuration
when using --enable-load-all-modules. [Rainer Jung]