Migrate to pkg:lints, enable two disable lints (#38)

Cleanup changelog
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 594530d..0179038 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,12 +1,8 @@
+## 2.0.1-dev
+
 ## 2.0.0
 
 * Null safety stable release.
-* See breaking changes in the `2.0.0-nullsafety` version.
-
-## 2.0.0-nullsafety
-
-* Migrate to null safety.
-* Fix outdated URLs in `README.md`.
 * BREAKING: Removed archive support.
 * BREAKING: `DirectoryDescriptor.load` only supports a `String` path instead of
   also accepting relative `Uri` objects.
diff --git a/analysis_options.yaml b/analysis_options.yaml
index 1384ade..56bbaad 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -1,15 +1,13 @@
-include: package:pedantic/analysis_options.yaml
+include: package:lints/recommended.yaml
+
 analyzer:
   strong-mode:
     implicit-casts: false
-  errors:
-    unused_element: error
-    unused_import: error
-    unused_local_variable: error
-    dead_code: error
+
 linter:
   rules:
-    #- annotate_overrides
+    - annotate_overrides
+    - avoid_dynamic_calls
     - avoid_function_literals_in_foreach_calls
     - avoid_init_to_null
     - avoid_null_checks_in_equality_operators
@@ -49,7 +47,7 @@
     - prefer_generic_function_type_aliases
     - prefer_initializing_formals
     - prefer_interpolation_to_compose_strings
-    #- prefer_single_quotes
+    - prefer_single_quotes
     - prefer_typing_uninitialized_variables
     - slash_for_doc_comments
     - test_types_in_equals
diff --git a/pubspec.yaml b/pubspec.yaml
index 8f84323..cffa641 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,10 +1,10 @@
 name: test_descriptor
-version: 2.0.0
+version: 2.0.1-dev
 description: An API for defining and verifying directory structures.
 homepage: https://github.com/dart-lang/test_descriptor
 
 environment:
-  sdk: '>=2.12.0-0 <3.0.0'
+  sdk: '>=2.12.0 <3.0.0'
 
 dependencies:
   async: ^2.5.0
@@ -16,4 +16,4 @@
   test: ^1.16.0
 
 dev_dependencies:
-  pedantic: ^1.10.0
+  lints: ^1.0.0