v0.9.7

• (minor) connection thread improvements
• (minor) additional error logging and handling
• (minor) reworked some calculated values (extended rangefinder bar to 400mm)
• (minor) fixes for faces, recency & dreaming routines
• (minor) MQTT logging (for advanced users, not documented, if you know what MQTT is and use it, it's available, look in the code for the format. If you don't it's an irrelevant feature)
• (minor) use of room presence (advanced users, not documented, if you have some method of determining room presence that you can access from python you can send Vector off charger only when the room is occupied)
• (minor) MQTT and CSV logging moved to logging thread
• (minor) started work on graceful SIGTERM handling (mostly for headless mode)
• (minor) cleanup, fixes, and cosmetics