pwre parallel build made optional, configured with 'pwre configure --parallel'

src/tools/pwre/src/os_linux/pwre.pl

@@ -68,7 +68,6 @@ $os = substr( $ENV{"pwre_os"}, 3, 100);
 $hw = substr( $ENV{"pwre_hw"}, 3, 100);
 $configfile = $ENV{"pwre_broot"} . "/pwre_" . $hw . "_" . $os . ".cnf";
 $parallel = $ENV{"PWRE_CONF_PARALLEL"};
-printf( "Parallel %s\n", $parallel);
 
 
 $arg1 = $ARGV[0];
@@ -1470,7 +1469,6 @@ sub _build () # args: branch, subbranch, flavour, phase
 
           if (($parallel eq "1" && $branch eq "lib" && $subbranch ne "dtt") || $branch eq "wbl") {
             # All libraries and wbl files can be compiled in parallel
-	    printf( "Parallel %s", $parallel);
             system("make -j @_") && exit 1;
           } else {
             system("make @_") && exit 1;