added to replace anyconfig.Bunch in the near future
s/-like/based/
removed unnecessary dependency to anyconfig.Bunch's behavior
changed container from anyconfig.Bunch.Bunch to anyconfig.mergeabledict.MergealeDict
added a classmethod to create MergeableDict instances recursively
added a test case for anyconfig.mergeabledict.MergeableDict.create
removed dependency to anyconfig.Bunch.Bunch object, and switched to anyconfig.mergeabledict.MergeableDict