Secret phases are not handled properly

[indygreg]

I have the following in my hgrc:

[mq]
secret = True

What this means is that my mq changesets are put in the "secret" phase instead of "draft" (the default). The thing with "secret" changesets is that they are not pushed to remote servers. This is a feature, not a bug. This is to prevent you from accidentally publishing changesets you don't intend to.

For try pushes, we want to push secret changesets. But, we don't want to mark them as published.

I think the solution here is to record the phase of outgoing changesets before push then reset them after push.