Enumeratees for dealing with gzip streams
Create a gunzip enumeratee.
This enumeratee is not purely functional, it uses the high performance native deflate implementation provided by
Java, which is stateful. However, this state is created each time the enumeratee is applied, so it is fine to
reuse the enumeratee returned by this function.
The size of the output buffer
Create a gzip enumeratee.