Hunter Douglas beta shade plugin version 1.12.5

[sjenkins]

VERSION = '1.12.5'
"""
1.12.5
DONE re-write SSE for G3
DONE fix motion if motion-stop missed
DONE battery low event added for G3
DONE force updates to server (helps with new eisy-ui)
DONE doc clean-up
DONE string clean-up
DONE improve logging
DONE bumped requests and urllib3 versions

Mostly a clean-up version & debug.  Some reliability for G3 events.

Putting in beta for try-out and comment ; will move to production in a few days if no issues.

You can find it in the beta / non-production store.