* Roll android build tools to 25.0.3

* Roll android build tools to 25.0.3 in templates

This reverts commit 4bbf158b.

Provides a cue to the engine to disable auto-correct/suggest.

* Enforce valid package names on flutter create

Fixes #9564

* refactor

* fix other tests

Spawned from a discussion in https://github.com/flutter/flutter-intellij/pull/1003

This reverts commit 5ed2984e.

* record doctor failures

* fully mock out analytics dependencies

* handle errors

* review notes

* Revert "Update reference to url_launcher plugin in Gallery pubspec (#9879)"

This reverts commit 96a04dea.

* Revert "Revert "Revert plugin use in gallery (#9838)" (#9877)"

This reverts commit ede72a80.

This reverts commit 96a04dea.

This reverts commit 4bbf158b.

This ensures that when someone opens the project using IDEA,
the Flutter plugin will find the location of the Flutter SDK
and run "flutter packages get".

* link more explicitly from route to navigator

* fix from review

This affects the Fuchsia build which will soon run analysis by default.

* Don't crash on `flutter create .`

Fixes #9828

* review comments

Builds on engine fixes to #9813

Also fixes #7366