prepare for release 2.4.0 (twitter#127)

Update changelog and increment version number for release

prepare for release 2.3.0 (twitter#119)

Update changelog and increment version for release

prepare for release 2.2.0 (twitter#110)

Updates the changelog and version for release 2.2.0

(cargo-release) version 2.1.0

prepare for release (twitter#85)

Update changelog and bump version for release

release 1.3.0 (twitter#82)

Prepare for release

release 1.2.0 (twitter#74)

Prepare for release

(cargo-release) rezolus version 1.1.0

(cargo-release) version 1.1.0

Merge pull request twitter#17 from brayniac/release

release 1.0.1