Change from http-client-multipart to http-client.
Restrict conduit version upperbound.
Some upstream library supports only resourcet < 0.5, so we temporarily restrict upstream library version .
Merge branch 'update-deps' of https://github.com/chiro/twitter-conduit

Conflicts:
	twitter-conduit.cabal
Specify the lower-bound version of http-client.

http-client < 0.3 does not have Network.HTTP.Client.MultipartFormData.
Version bump
Add extra-source-files