Describe places where pedantic is stricter than Effective Dart.

Improve the package description and add an example.

Sort Unused Lints alphabetically

Sorts the "Unused Lints" section alphabetically to match the order in `analysis_options.yaml`

Fix lint rule names

Replaces typos with official lint rule names.
- https://dart-lang.github.io/linter/lints/avoid_equals_and_hash_code_on_mutable_classes.html
- https://dart-lang.github.io/linter/lints/use_to_and_as_if_applicable.html

Update README to reference the 1.9 version as latest

add pub badge

Add newly enforced lints for 1.9.0, release.

Mark 12 lints unused.

Mark 7 lints unused.

Mark 24 lints unused.

We no longer allow unnecessary_no_such_method

 Enforce three new lint rules and bump version

New lints:
* prefer_iterable_whereType    
* unnecessary_const
* unnecessary_new

Fix recommendation so we don't pin to one version; that's no longer needed as the files are versioned in the package.

Split into versioned yaml files; update README.md.

Release 1.6.0.

Release 1.6.0.

Fixed typo in doc string

Bump new rules enforced in Google