bump to 0.0.6

fix control.py

bump to 0.0.5

Update setup.py

increase ctrl bound in the plot

add cartpole ex

update to the latest PyTorch version

Upgrade mpc to use the new autograd functional

Add gym pendulum example without knowing true dynamics

Normalize angle output

Correct video save temp directory

Add gym pendulum as example (observe theta and theta_dt directly)

Include torch as install dependency

Ignore IDE files

Bump version.