rewrite signal handling code in zygote
change RECV_SIZE in ZygoteWorker
Merge pull request #23 from Roguelazer/new_signal_handling

rewrite signal handling code in zygote
keep open file descriptors to the paths that zygote itself needs open
remove unused import
Merge pull request #25 from Roguelazer/keep_open_fds

keep open file descriptors to the paths that zygote itself needs open
no longer call tornado's set_nonblocking function

it's been removed
Merge pull request #28 from Roguelazer/tornado_2x

no longer call tornado's set_nonblocking function

tested against an existing service that still works okay.
actually work under tornado 2.2
make tests moderately performant
add a big fat warning
Merge pull request #29 from Roguelazer/more_tornado_2x

More tornado 2x
restore tornado 1.x compat
Merge pull request #30 from Roguelazer/more_tornado_2x

restore tornado 1.x compat
allow zygote to serve over https
supply cacerts and handle cert_reqs correctly
Merge pull request #31 from blampe/master

allow zygote to serve over https
use functools.wraps to update wrapper function in ZygoteIOLoop.add_handler
fix typo
fix typo