feat(build-env): added builder for python written components

[SteBaum]

This PR contains the image of the tdp builder for python written components such as Hue and JupyterLab.

[rpignolet]

Create a folder build-env-python outside of build-env to avoid sending useless files to docker daemon when building the current image inside build-env.

[SteBaum]

Create a folder build-env-python outside of build-env to avoid sending useless files to docker daemon when building the current image inside build-env.

Has been done with last force push.