Fix linter warning

bump bugfix version

bugfix release

bugfix release

prepare release and bump bugfix version

bump bugfix version

bump version to 2.5.3

bump version to 2.5.2

Merge pull request firmata#259 from firmata/v2.5.1

Bump version to 2.5.1.

Merge pull request firmata#244 from firmata/v2.5

prepare for v2.5 release