Adding release checksum.

Signing v0.4.0

Added tag v0.4.0 for changeset 6e1676598326

Bump the minor version, update history and the README.

Calculate packet counts after length is found.

Additionally, log error instead of raising if an advanced transfer is
unsuccessful.

Use the synchronous advanced transfer API, fix a misspelling.

Add advanced burst support.

Adding release checksum.

Signing v0.3.0

Added tag v0.3.0 for changeset 20049fb774c9

Bump minor version, update history.

Add tunable transmit power knob

Add frequency agility config to Channel

Adding release checksum.

Signing v0.2.1

Added tag v0.2.1 for changeset a0b103b4936a

Bump the patch version, update history

Add missing files to the manifest

Adding release checksum.

Signing v0.2.0