* build test image from scratch from ubuntu:16.04
* removed pulling old image from .travis.yml
* try installing keyboard-configuration on docker on travis
* trying install keyboard-configuration before rest of the packages
* upgrading dockerfile and entrypoint to work with ubuntu16.04
* fixing dummy display config wip
* install keyboard-properties first in dockerfile
* pass mujoco_key in .travis.yml
* skipsdist in tox.ini
* removed unpacking of the mujoco bundle in entrypoint
* using xvfb for fake display
* comment out self.viewer.close
* install ffmpeg
* squash run commands in dockerfile
* fixed typo in dockerfile
* fixed typo in dockerfile
* fixed typo in dockerfile
* use self.np_random in robotics/hand/manipulate
* some cleanups in .travis.yml
* cleaning up accidental changes
* cleaning up accidental changes
* inject mujoco key on runtime (instead of container buildtime)
* remove webhooks section from .travis.yml
