bumping minor version in pack.yaml

adding changelog record and buping up the version

updated version and changelog

Update the changelog and bump the pack version to 2.0.2

Bump version

drop py2 support

on-behalf-of: @StackStorm-Exchange <info@stackstorm.com>

Adjustments to auto-generator template, regenerate actions, Compatibi…

…lity fixes, add CODEOWNERS, add unit testing

Added changelog and version bump for file.upload changes

Fixed action auto-generator. Updated generator to latest API spec as …

…of 2020-06-11

Bump version.