rebase on fork

[DennisJensen95]

• deps: Don't use default-features on image (deps: Don't use default-features on image ixmilia/dxf-rs#81)
• Migrate to Rust 2021 edition (Migrate to Rust 2021 edition ixmilia/dxf-rs#84)
• Fix clippy::needless_return lint (Fix clippy::needless_return lint ixmilia/dxf-rs#83)
• Remove most uses of extern crate (Remove most uses of extern crate ixmilia/dxf-rs#82)
• the read_f function now returns value.or(Ok(0.0)) instead of panicing when the value is invalid (the read_f function now returns value.or(Ok(0.0)) instead of panicing when the value is invalid ixmilia/dxf-rs#88)
• feat(Layers): Line weight from raw value
• feat(R2018 Support): Aligning with the same way ezdxf does it
• feat(Handles): Handles on tables
• feat(Group code): Group code on tables
• fix(VPORT): View port height and ratio
• feat(Line types): Proper write order for line types

Change Description

Put in your conventional commits here with changes outlined.

Categorize Task

• 🚧 Documentation
• 🛠️ Enhancement/Bug fix
• 🏗️ Investigation

Definition of Done

If the categorized task does not apply, please remove the checkbox.

• Code reviewed (🛠️)
• Tests passing (unit, integration) (🛠️)
• Security scans passing (🛠️)
• Docs updated (🚧🛠️🏗️)
• Rollback plan ready (🛠️)
• Findings documented (🏗️)

Additional Info