v2.5.3

Fix

• fix timer drifting (37c8f68)
• address push for shopping list changes (3325fa1)
• handle older alarm format (a88c746)
• round timers and reminders to nearest second (1671c8b)
• fix function documentation (d3538f2)
• hide entities from UI (d290039)
• add device_class (016c22e)
• avoid creation of unusable switches (cd27bb9)
• enable DND updates on proper websocket (16e4b2c)
• enable polling on update_devices changes (dfe07f2)
• address PUSH_DELETE_DOPPLER_ACTIVITIES (8788ff3)