Simplify some scripts

ssl-opt.sh and compat.sh can now be run from root too
diff --git a/tests/scripts/test-ref-configs.pl b/tests/scripts/test-ref-configs.pl
index 2343965..1c973eb 100755
--- a/tests/scripts/test-ref-configs.pl
+++ b/tests/scripts/test-ref-configs.pl
@@ -65,7 +65,7 @@
     if( $args )
     {
         print "\nrunning compat.sh $args\n";
-        system( "cd tests && ./compat.sh $args" )
+        system( "tests/compat.sh $args" )
             and abort "Failed compat.sh: $conf\n";
     }
     else