mirage: writes can properly fail
mirage: write can fail even more

Tricky bit: if write caused an error, we have to make sure the state is `Active
before saving the error and hanging up, lest we clobber someone else's error
that happened in the meantime.

This means the flow cell needs to be re-read.
mirage: check reactive writes too
build mirage examples
only change directory once
connect to slashdot, they close connection when Connection: close is sent by client
Merge pull request #199 from mirleft/build-mirage

build mirage examples
engine: clearly denote absence of response
fix front-ends
Merge pull request #198 from mirleft/new-flow

mirage: write results -- thanks! :D
+opam
oasis 4.5
adjust gitignore, add Makefile
opam: fix lint warnings
PFS are preferred, but RSA is still advertised
Merge pull request #200 from mirleft/fix-changes

PFS are preferred, but RSA is still advertised
release!
tls-master actually needs mirage-2
describe approach of SNI
adjust interface of configuration