flutter_package / fluttertpc_get

- Added a fix (a little bit hacky) on DisposableInterface (rx_interface.dart), to prevent method overriding in subclasses, preventing devs to break the lifecycle of Controllers. This compensates the lack of `final` methods in Dart, or the inability to limit the scope of methods to internal packages.

- Cleanup log messages to have a more consistent format (still work to be done there).

- close subscription in Obx
- added the experimental ObxValue() widget to manage local states based on Rx.
- added experimental ValueBuilder(), analogue to ObxValue(), but uses a simpler StatefulWidget with a callback.

Docs updated for logWriterCallback option

Add function to get responsive value

Fix fallback locale not working if missing country code

Update route_management.md

Update dependency_management.md

removed semicolon to fix compiler error in example

Abstraction of logging

Sample abstraction of logging in example project

Alterei as partes onde falam de "_factory" e "_singl"

Co-authored-by: Nipodemos <nipodemos13@gmail.com>

Co-authored-by: Nipodemos <nipodemos13@gmail.com>

Co-authored-by: Nipodemos <nipodemos13@gmail.com>

adding information about Get.create and some more about Get.put/putAsync/lazyPut

fix typos

Add tag name to initDependencies