Fill out some basic things with sample/example code

[alexevanczuk]

• cargo new packs
• add dependencies based on what is in codeowners-rs
• add some failing tests (copied from codeowners-rs)
• ignore existing tests for now, since they are for quick reference anyways
• write failing test called "simple dependency test"
• pull in some stuff from codeowners-rs and start changing, trying to get it to compile
• try to get it to compile
• cargo publish errors
• add license
• add dev.md
• rename crate