Upgrade meteor-babel and install meteor-promise to polyfill Promise.

meteor

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-BUNDLE_VERSION=0.4.31
+BUNDLE_VERSION=0.4.32
 
 # OS Check. Put here because here is where we download the precompiled
 # bundles that are arch specific.

scripts/dev-bundle-tool-package.js

@@ -21,7 +21,8 @@ var packageJson = {
   version: "0.0.0",
   dependencies: {
     fibers: fibersVersion,
-    "meteor-babel": "0.1.12",
+    "meteor-babel": "0.2.1",
+    "meteor-promise": "0.2.2",
     // Not yet upgrading Underscore from 1.5.2 to 1.7.0 (which should be done
     // in the package too) because we should consider using lodash instead
     // (and there are backwards-incompatible changes either way).

tools/main-transpile-wrapper.js

@@ -3,9 +3,13 @@
 
 require('meteor-babel/register'); // #RemoveInProd this line is removed in isopack.js
 
+// Install a global ES6-compliant Promise constructor that knows how to
+// run all its callbacks in Fibers.
+global.Promise = require("meteor-promise");
+
 // Include helpers from NPM so that the compiler doesn't need to add boilerplate
 // at the top of every file
-require("meteor-babel").runtime();
+require("meteor-babel").installRuntime();
 
 // Installs source map support with a hook to add functions to look for source
 // maps in custom places