New import path

Module now has pipelined.dev/signal as vanity import path

Copy functions

API extended with functions that allow to copy data from different buffer types.

Remove value from Float64Buffer

Float64Buffer doesn't accept value anymore.

Use `int` in Duration to Samples conversion

• Replace int64 with int

Add SampleRate

SampleRate type added to provide generic logic that involves sample rate.

Initial release

• Float64 buffer
• Int buffer
• InterInt buffer
• BitDepth type