Updates chalk to 1.0.0.

Updates [Chalk](https://www.npmjs.org/package/chalk) to latest version, 1.0.0. See the [releasenotes](https://github.com/sindresorhus/chalk/releases/tag/v1.0.0) for the changes.

This is the first major version, and the API can now be considered stable.

This commit and PR is auto-generated. Please merge with care. My apologies if it's undesirable.

Made with ♥ by [Sindre](https://github.com/sindresorhus), [Joshua](https://github.com/jbnicolai), and all our wonderful [contributors](https://github.com/sindresorhus/chalk/graphs/contributors).

@@ -29,7 +29,7 @@
   "homepage": "https://github.com/niftylettuce/igloo",
   "dependencies": {
     "bootable": "^0.2.3",
-    "chalk": "^0.4.0",
+    "chalk": "^1.0.0",
     "commander": "^2.2.0",
     "connect-redis": "~2.0.0",
     "email-templates": "^1.1.2",