Updating to latest masters

Deployed new service (fe36c9cf355955870c8edb8eac216821899ce970):
* Set TMPDIR for the renderer (don't clutter /tmp).

Deployed new bundler (7851aa2d51265eefdef0cf0edf012e7b6e418c3c):
* Suppress console output during zip (avoid a possible hang).

Deployed new latexer (bd96f76038f9df8ece71e29ea2c1fbf005605077):
* Suppress console output during unzip (avoid a possible hang).

Change-Id: If9d330dbb804881a3fdbeb8ac7adb591dc3fe01a
Merge branch 'master' into wmf-deploy

Change-Id: Iee766f5fe01e97f43b6aaedd029154b9d8e74f78