tflucke/Rest-RPC: Automatically create a scalajs file which will call REST apis defined in a Scala Play! server. @ b0e623a5ea512d6ec4f61dcbca0c78ed5a95b1c8

Thomas Flucke f84c54a598 Added additional features from TODO list.		5 lat temu
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js	f84c54a598 Added additional features from TODO list.	5 lat temu
jvm	f84c54a598 Added additional features from TODO list.	5 lat temu
shared	f84c54a598 Added additional features from TODO list.	5 lat temu