Not totally happy with the fact that both the module and the command line helper require separate if/else logic but it was hard to handle the I/O otherwise.
Current test only verifies that it is a stream and not that the merging works correctly.
Needs documentation on the flag (--stream or -s) and the module options ({stream: true}) and should be helpful if users try to pass non FeatureCollections to the streaming version
First pass at addressing the comments from #6.
--stream
or-s
) and the module options ({stream: true}
) and should be helpful if users try to pass nonFeatureCollection
s to the streaming versioncc: @tmcw