webbuild: show build host on title and in environment panel

webbuild/webbuild-cgi

@@ -2254,5 +2254,5 @@ else
    echo -n ")"
 fi
 
-echo -n " :: openmamba webbuild</title>"
+echo -n " :: openmamba webbuild @`hostname`</title>"
 echo "</webbuild>"

webbuild/webbuild-functions-private

@@ -84,6 +84,7 @@ function showlog() {
 
 function showEnvironmentPanel() {
 
+   echo -n "Build host: <b>`hostname`</b><br>"
    echo -n "Environment: <b>"
    if [ "${AUTOPORT_CHROOT_USER[$ENVIRONMENT]}" ]; then
       echo -n "${AUTOPORT_CHROOT_USER[$ENVIRONMENT]} - "