Release v1.0.0: Initial Functionality

What's Changed

• Allow install outside project root by @thomas-bc in #1
• Make installed shell scripts movable by @thomas-bc in #2
• Use Python for fpl-extract-xml by @thomas-bc in #4
• Update/native builds by @LeStarch in #3

New Contributors

• @thomas-bc made their first contribution in #1
• @LeStarch made their first contribution in #3

Full Changelog: https://github.com/fprime-community/fprime-layout/commits/v1.0.0