Classes
 ClassDescription
 Authors concrete WPMethodGroup for Authors
 Blogs concrete WPMethodGroup for retrieving a the user's blogs
 Categories concrete WPMethodGroup for manipulating Categories
 Comments concrete WPMethodGroup for manipulating Comments
 Pages concrete WPMethodGroup for manipulating pages
 Posts concrete WPMethodGroup for manipulating Posts
 Tags concrete WPMethodGroup for getting Tags
 WPMethodGroup abstract MethodGroup for making WordPress API calls
 WPMethodGroupHelper concrete MethodGroupHelper for parsing results from XML-RPC into WPStructs