update release notes

CHANGELOG.md

@@ -5,6 +5,57 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.1.0] October 31 2020
+
+### Added
+- boiler `heatingactivated`, automatic select parameter telegrams for write
+- boiler `wWType` parameter, in Console and MQTT
+- support for uploading compressed firmware binaries in web UI
+- setting to manually override the MQTT retain flag
+- New API via HTTP REST API to read and set values. See https://emsesp.github.io/docs/#/API
+- `show commands` command
+- exporting of system settings using the `system info` command in Web and Console. Added link into the Web's Settings page.
+- setting to change how booleans are rendered in MQTT (on/off, true/false, 1/0)
+- enable ADC setting, add boiler circulation commands, add thermostat RC300 summermodes
+- Added all device info to web UI for Thermostat and Boiler
+- Added all device values to Home Assistant MQTT Discovery under separate devices and entities
+- Show Rx and Tx quality in Console and Web UI
+- Added button and tooltip to EMS Devices in Web
+- wwtemp and wwtemplow to MQTT, Console and Web
+- summer, winter modes for the CW400 thermostat
+- new command under system called `report`. http://ems-esp/api?device=system&cmd=report to generate a report log for troubleshooting
+- thermostat error codes
+- Console command `publish ha` to also force the creation of the Home Assistant MQTT Discovery topics
+- Heat pump values (dew temperature and relative air humidity)
+- Console up key to repeat last command
+- added RC300 floordrying, building, damped temperature 
+
+### Fixed
+- fix wwontime readback
+- fixed support for RC300 via MQTT commands (#505)
+- Some minor optimizations to memory handling in the MQTT service
+- Prevent MQTT from publishing empty json payloads
+- Accurate detection of warm water and heating (#515)
+- Fix writing to the Junkers FR120 thermostat
+- support for changing summermode
+- added missing `heatingtype` to thermostat data
+- handle incomming ems+ read requests, ignore F7 telegrams with 3byte-id
+- fix month for setting clock from NTP
+
+### Changed
+- renamed wWCircPumpType to wWChargeType
+- Installation and Configuration notes moved to the official EMS-ESP documentation site
+- `call` commands can be done from the Console root for all devices
+- Updated EMS-ESP official documentation (https://emsesp.github.io/docs/#/)
+- JWT Secret renamed to Super User Password
+- EMS Devices in Web UI shows button and tooltip to remind users they can click on a device
+- MQTT topic name changes (see doc)
+- Mixing renamed to Mixer
+
+### Removed
+- Console contexts for thermostat and boiler
+- Removed option to enable/disable the MQTT Heartbeat. It's always on.
+
 ## [2.0.1] September 13 2020
 
 ### Added