Update version to 2.7.2

Update version to 2.7.1

Update version to 2.7.0

Bump version to 2.6.1

Updates version in package.json

Adds the closeOnTab prop.

Fixes travis badge.

Fixes accidentaly removed object-assign

Merged PR#13

Accepts invalid values for the input. onBlur is not triggered when th…

…e calendar is closed anymore.