Added a check that SecServerSignature actually worked (Apache changed some of this code as of 2.2.4 and could potentially change it again and break this).

Cleaned up some configure code.
Cleaned up some extraneous cache logging.
Cleaned up the output from the test script.

apache2/re.c

@@ -1695,9 +1695,6 @@ static apr_status_t msre_rule_process_normal(msre_rule *rule, modsec_rec *msr) {
                 }
             }
         }
-        else {
-            msr_log(msr, 9, "CACHE: Disabled");
-        }
 
         #if !defined(PERFORMANCE_MEASUREMENT)
         if (msr->txcfg->debuglog_level >= 4)