Require swagger-client 3.7.0 or later
Require swagger-client 3.7.0 or later

3.7.0 contains a fix for swagger-api/swagger-js#1277

Fixes #48

Signed-off-by: Kevin Locke <ffb4761cba839470133bee36aeb139f58d7dbaa9@kevinlocke.name>

kevinoid/appveyor-status,kevinoid/appveyor-status,kevinoid/appveyor-status