Merge pull request aichaos#84 from aichaos/feature/sessions

Add official Redis driver for RiveScript Sessions

More things in the MANIFEST

Prepare v1.14.3 for release

Bugfix with add tag, v1.14.2

Prepare v1.14.1 for release

Prepare v1.14.0 for release

Prepare v1.13.0 for release

Fix UnicodeDecodeError in Python 2 object macros

Fix some bugs in set_uservars for 1.12.2

Prepare v1.12.1 for release