Merge amd64.(none):/src/bug24732/my50-bug24732

into  amd64.(none):/src/bug24732/my51-bug24732

win/create_manifest.js

@@ -27,7 +27,11 @@ try
            var app_name= parts[1];
            break;
       case "version":
-           var app_version= parts[1];
+           var supp_version= parts[1];
+           // Clean up the supplied version string.
+           var end= supp_version.indexOf("-");
+           if (end == -1) end= supp_version.length;
+           var app_version= supp_version.substring(0, end);
            app_version+= ".0";
            break;
       case "arch":