added message

installer.sh

@@ -66,7 +66,7 @@ detect_network_tool() {
             command wget --quiet -O- "$1" |  get_version
         }
     else
-        die "Neither curl nor wget available, cannot download dojo. See $gitedu_release_url to download manually"
+        die "Neither curl nor wget available. Cannot download dojo. Install any of the or see $gitedu_release_url to download manually"
     fi
 }