Install the AJAX Viewer shim APIs to the current browser's window and its parent.
Install the AJAX Viewer shim APIs to the current browser's window and its parent.

This allows task pane content interactions to work when the viewer itself is embedded in an iframe.

Fixes #130

jumpinjackie/mapguide-react-layout,jumpinjackie/mapguide-react-layout,jumpinjackie/mapguide-react-layout,jumpinjackie/mapguide-react-layout,jumpinjackie/mapguide-react-layout