Update changelog and bump version to 0.10

[rytilahti]

0.10 (2019-02-17)

This release adds preliminary support for controlling devices with multiple zones (@jwiese)
and grouping of devices (@rytilahti). Two fixes for compatibility breaking changes in
async_upnp_client and click were also fixed.

Full Changelog

Implemented enhancements:

• Add multi-zone support #13
• [Feature/Discussion] Grouping / Ungrouping Devices #12

Merged pull requests:

• Initial support for zone control #42 (jwiese)
• Update because async_upnp_client changed "discover" to "search" #41 (jwiese)
• Avoid crashing on setting changes we don't know how to handle #40 (rytilahti)
• Added SRS-X77 devinfo #39 (tobyh)
• Add ability to change googlecast settings #38 (rytilahti)
• multi-word arguments should use dashes #37 (flyingclimber)
• convert discovery to use async_upnp_client #35 (rytilahti)
• Initial support for controlling device groups #34 (rytilahti)