calamaris: Make decompressing large logs more memory-friendly.

Thanks to Roger Devaux for reporting and testing.

Calamaris is now able to process big log files consuming about
10M or RAM (was several gigabytes before).

config/calamaris/mkreport

@@ -94,7 +94,7 @@ sub processlogfiles
 		{
 			if ($filestr =~ /access\.log/) {
 				open (LOG,"gzip -dc $filestr |");
-				foreach (<LOG>) {
+				while (<LOG>) {
 					if (substr($_,0,10) >= $date_from) { if (substr($_,0,10) <= $date_to) { print TMPLOG "$_"; } }
 				}
 				close(LOG);
@@ -106,7 +106,7 @@ sub processlogfiles
 	{
 		if ($filestr =~ /access\.log/) {
 			open (LOG,$filestr);
-			foreach (<LOG>) {
+			while (<LOG>) {
 				if (substr($_,0,10) >= $date_from) { if (substr($_,0,10) <= $date_to) { print TMPLOG "$_"; } }
 			}
 			close(LOG);

config/rootfiles/core/61/filelists/files

@@ -8,5 +8,6 @@ srv/web/ipfire/cgi-bin/ovpnmain.cgi
 srv/web/ipfire/cgi-bin/proxy.cgi
 var/ipfire/general-functions.pl
 var/ipfire/langs
+var/ipfire/proxy/calamaris/bin/mkreport
 usr/local/bin/getconntracktable
 usr/sbin/redirect_wrapper