Pipe() -- Auto(tuple) for other modes

[kurtbrose]

the behavior of tuple is Auto mode is especially useful (execute specs one after the other)

consider Pipe as an explicit version of this behavior

(Pipe chosen because it is very short and sounds like "attach end-to-end"; other options: Chain, Pipeline, Series, Line, Tuple)

This is probably pretty uncontroversial

[mahmoud]

Yeah, Pipe's a fine name for this when we end up needing it.

[kurtbrose]

pops up a lot with match mode -- having to flip back and forth

[kurtbrose]

this is in