3.1.0

This is a big change version after a while and contains a lot of new features, those are the mains:

Global

• Entire code cleaning and refinements
• Added tools to generate a build container to run everywhere

Build and toolchain

• Reworked toolchain bootstrap and build process
• Possibility to build native / cross / target packages

What's Changed

• bbcrossbuild 3.1.0 by @badbat75 in #46

Full Changelog: 3.0.3...3.1.0