Add scripts to perform multiple intpaint/i2i operations with varying parameters.

Add image-to-image script.

Add multiple vagrant boxes in the same file for easier testing.

Prepare install script to support different distributions / package managers.

Fix typo in scripts.

Add inpainting example.

Add utility script for inpainting.

Improve install script and add vagrant file for testing.

Also install build-essential if anything obvious is missing; Ask for confirmation for installing packages.

Add simple installer script.