Copy serviceprovider extension init-params to service registration
dictionary.
Support specifying inlineableImageTypes config property as a
file-extension/mime-type property map.
Merge remote-tracking branch 'jaggr/master'
Revert "Support specifying inlineableImageTypes config property as a file-extension/mime-type property map."

This reverts commit fc234dbb249aca5e040aeae34b42a09f198f0fc2.
Merge pull request #176 from chuckdumont/master

Copy serviceprovider extension init-params to service registration