Don't propagate exceptions when update_pip fails. Some
systems may not be able to update pip, and the current
version of pip should be sufficient to install packages.
Signed-off-by: Eric Callahan <arksine.code@gmail.com>
This module implements both syncronous and async calls
to pip, separating it from the rest of the application. The
syncronous implementation has no dependencies on Moonraker.
Signed-off-by: Eric Callahan <arksine.code@gmail.com>
