* Bump Rustyline to 7.0.0
* Append history instead of always save
* Add associated type to Hinter
* Convert to using Rustyline KeyEvent
* Use AcceptOrInsertLine as struct
* Cargo fmt
* Make convert_keyevent pub
* Better naming for RL conversion
* WIP - compiling but not working
* semi-working
* making progress
* working except for table lines
* fmt + clippy
* cleaned up some comments
* working line colors
* fmt, clippy, updated sample config.toml
* merges
* some info on how to set colors
* WIP - compiling but not working
* semi-working
* making progress
* working except for table lines
* fmt + clippy
* cleaned up some comments
* working line colors
* fmt, clippy, updated sample config.toml
* removed extra comments
