Move config module: lib/config.js -> lib/config/api.js
Implement DummyConfigResource
Change DummyApi to use DummyConfigResource
Change DummyConfigResource to accept a constructor arg for its store data
Change the rest of the world to use the new dummy config resource
Use api.config.app as an alias for api.config.store.config
Docstring fixes for DummyConfigResource
Return the assignment value instead of  for DummyConfigResource.app's setter
Change test_utils.make_im() to pass the config data into DummyApi's constructor instead of setting it afterwards
Add dummy config resource to docs
Move config up in the dummy api docs
Fix config docs reference after moving config into config/api.js
Add missing article to DummyConfigResource docstring
Merge branch 'develop' into feature/issue-118-add-a-new-dummy-config-resource

Conflicts:
	lib/dummy/api.js
Merge branch 'feature/issue-118-add-a-new-dummy-config-resource' into develop