Adding support for Meteor's jboulhous:dev package.

meteor-jboulhous-dev/meteor-jboulhous-dev-tests.ts

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+/// <reference path="meteor-jboulhous-dev.d.ts" />
+
+Meteor.isDevelopment;

meteor-jboulhous-dev/meteor-jboulhous-dev.d.ts

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+// Type definitions for jboulhous:dev
+// Project: https://github.com/jboulhous/dev
+// Definitions by: Robbie Van Gorkom <https://github.com/vangorra>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference path="../meteor/meteor.d.ts" />
+
+declare module Meteor {
+	var isDevelopment : boolean;
+}