exposed wrapMap on Ember._metamorphWrapMap for better extensibility enabling SVG support
Merge pull request #5038 from blesh/metamorph_wrapmap_exposure

exposed wrapMap on Ember._metamorphWrapMap
example fixes for Ember namespace (plus some)
Merge pull request #5039 from knownasilya/cleanup-ember-namespace-docs

[DOC] Example fixes for Ember namespace (plus some)