dispose 0.0.6

A handler to correctly dispose listeners, timers, controllers etc.

0.0.6

NNBD automatic migration

0.0.5

Some minor bug fixes

0.0.4

Added the disposable method. It enables adding disposable objects to be disposed within another Disposable object.

0.0.3

Removed the NNBD stuff for now.

0.0.2

First try of the package with the wrappers:

• each: Stream
• controller: StreamController
• timer and periodic: Timer