bump version

Bump version

Version bump

Bump to v5.1.5

Bump version 5.1.4

Release version 5.1.3 of the npm package.

Release version 5.1.2 of the npm package.

Release version 5.1.1 of the npm package.

Release version 5.1.0 of the npm package.

Release version 5.0.1 of the npm package.