Adding example to .npmignore.
Merge branch 'master' of github.com:argo/argo
Bumping version to 0.4.8.
Merge branch 'master' of https://github.com/argo/argo
modified:   argo.js

Argo.prototype.createServer no longer exists. Argo.prototype.server will create a server instance when attempting to retrieve an instance if one hasn't been created yet.
There are now wrapper methods on Argo.prototype for all net.Server, http.Server, and events.EventEmitter methods.