Compress the Varnish binary log used for the regression test.

So that it's not too large for git repos with limitations on file
sizes.

src/test/Makefile.am

@@ -13,7 +13,8 @@ dist_check_SCRIPTS = test_spmcq_loop.sh regress.sh
 
 AM_TESTS_ENVIRONMENT = TESTDIR=$(srcdir)
 
-CLEANFILES = testing.log stderr.txt trackrdrd.pid trackrdrd_*.conf.new
+CLEANFILES = testing.log stderr.txt trackrdrd.pid trackrdrd_*.conf.new \
+	varnish.binlog
 DISTCLEANFILES = mq_test.log mq_log.log
 
 test_parse_SOURCES = \

src/test/regress.sh

@@ -33,6 +33,8 @@ function regress {
         cp $TESTDIR/file_mq.conf .
     fi
 
+    gunzip -k $1.gz
+
     ../trackrdrd -D -f $1 -l $LOG -d -c test.conf
 
     # Check ckums of the log with and without logs from the worker thread,