Consumers should be able to unreceive messages they can't handle.
Simplify unreceive header structure.
Bump the required version of stomp, since 1.12.13 fixes unreceive behavior.
Bump stomp version (1.2.13->1.2.14; same behavior, fixes a versioning error).
Documentation of unreceive behavior.
Gem version 1.3.0
Merge pull request #2 from ismith/unreceive_behavior

Consumers should be able to unreceive messages they can't handle.