Add compatibility for WP 3.9 Widget Customizer
Add an extra xmlrpc endpoint hook.

This will make it more transparent whether the endpoint is for only
authenticated requests.
Merge pull request #349 from x-team/widget-customizer

Add compatibility for WP 3.9 Widget Customizer
Multisite: Updated to allow different main blog than default.

The main blog in a multisite install is typically ID 1. This can be altered by
altering the database directly. This commit dynamically pulls the proper main
blog id.

Resolved #330