WIP: Add EC2 API Request Encoding (Don't Merge)#3

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bpholt wants to merge 4 commits intofiadliel:masterfrom Dwolla:ec2

+5,135-87

Commits on Sep 13, 2018

ClientUtils should require Entity codecs, not Circe codecs
bpholt
committed

Commits on Sep 15, 2018

add EC2 Protocol request encoding
bpholt
committed

Commits on Sep 18, 2018