Pull linter `0.1.27` into the SDK.

Pull linter `0.1.27` into the SDK.

* Fixed cast exception in `dart_type_utilities` (dart-lang/sdk#27405).
* New `parameter_assignments` lint.
* New `prefer_final_fields` lint.
* New `prefer_final_locals` lint.
* Markdown link fixes in docs (#306).
* Miscellaneous solo test running fixes and introduction of `solo_debug` (#304).

R=scheglov@google.com

Committed: https://github.com/dart-lang/sdk/commit/bb4e0798dfd164e87b14989dba78f58364d10bc6

[pquitslund, 2016-09-23 20:55:35]

Description was changed from

==========
Pull linter `0.1.27` into the SDK.

BUG=
==========

to

==========
Pull linter `0.1.27` into the SDK.

* Fixed cast exception in `dart_type_utilities` (dart-lang/sdk#27405).
* New `parameter_assignments` lint.
* New `prefer_final_fields` lint.
* New `prefer_final_locals` lint.
* Markdown link fixes in docs (#306).
* Miscellaneous solo test running fixes and introduction of `solo_debug` (#304).
==========

[pquitslund, 2016-09-23 20:55:48]

pquitslund@google.com changed reviewers:
+ brianwilkerson@google.com, scheglov@google.com

[scheglov, 2016-09-23 20:56:16]

LGTM

[pquitslund, 2016-09-23 21:00:10]

Description was changed from

==========
Pull linter `0.1.27` into the SDK.

* Fixed cast exception in `dart_type_utilities` (dart-lang/sdk#27405).
* New `parameter_assignments` lint.
* New `prefer_final_fields` lint.
* New `prefer_final_locals` lint.
* Markdown link fixes in docs (#306).
* Miscellaneous solo test running fixes and introduction of `solo_debug` (#304).
==========

to

==========
Pull linter `0.1.27` into the SDK.

* Fixed cast exception in `dart_type_utilities` (dart-lang/sdk#27405).
* New `parameter_assignments` lint.
* New `prefer_final_fields` lint.
* New `prefer_final_locals` lint.
* Markdown link fixes in docs (#306).
* Miscellaneous solo test running fixes and introduction of `solo_debug` (#304).

R=scheglov@google.com

Committed:
https://github.com/dart-lang/sdk/commit/bb4e0798dfd164e87b14989dba78f58364d10bc6
==========

[pquitslund, 2016-09-23 21:00:11]

Committed patchset #1 (id:1) manually as
bb4e0798dfd164e87b14989dba78f58364d10bc6 (presubmit successful).

[Brian Wilkerson, 2016-09-23 21:20:40]

lgtm