postmaster 1.2.1
Postmaster takes the pain out of sending shipments via UPS, Fedex, and USPS. Save money before you ship, while you ship, and after you ship. See https://www.postmaster.io for details.
Gemfile:
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install:
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Runtime Dependencies (2):
multi_json
< 2, >= 1.0.4
rest-client
~> 1.4