Beta Fixes
- esphome: Fix custom components not registered [esphome441](https://github.com/esphome/esphome/pull/441) (cherry-picked)
- core: Add empty nameable constructors [core509](https://github.com/esphome/esphome-core/pull/509) (cherry-picked)
- core: Fix Nextion "Received unknown filler end bytes" [core510](https://github.com/esphome/esphome-core/pull/510) (cherry-picked)
- core: Fix functional attachInterrupt placed in flash [core511](https://github.com/esphome/esphome-core/pull/511) (cherry-picked)
- esphome: Remove duplicate scrollbar & move scrollbar [esphome443](https://github.com/esphome/esphome/pull/443) by [TheZoker](https://github.com/TheZoker) (cherry-picked)
- esphome: Remove unnecessary wrapper [esphome444](https://github.com/esphome/esphome/pull/444) by [TheZoker](https://github.com/TheZoker) (cherry-picked)
- core: Refactor addressable light and fix partition issue [core512](https://github.com/esphome/esphome-core/pull/512) (cherry-picked)
- esphome: Fix MQTT log topic level [esphome445](https://github.com/esphome/esphome/pull/445) (cherry-picked)
- core: Fix ESP8266 functional interrupts [core515](https://github.com/esphome/esphome-core/pull/515) (cherry-picked)
- esphome: Allow i2c on non-pullup pins [esphome447](https://github.com/esphome/esphome/pull/447) (cherry-picked)
- esphome: Allow use of arduino core v2.5.0 on ESP8266 [esphome446](https://github.com/esphome/esphome/pull/446) (cherry-picked)
- core: Fix addressable not updating light [core521](https://github.com/esphome/esphome-core/pull/521) (cherry-picked)
- esphome: Allow non-pullup pins for dallas [esphome456](https://github.com/esphome/esphome/pull/456) (cherry-picked)
- core: Turn off light at 0% brightness [core526](https://github.com/esphome/esphome-core/pull/526) (cherry-picked)
- core: HLW8012 don't count a single pulse as power [core527](https://github.com/esphome/esphome-core/pull/527) (cherry-picked)
- core: Set initial brightness to 0 when turning light on [core528](https://github.com/esphome/esphome-core/pull/528) (cherry-picked)
- core: Allow white value of addressable lights to be controlled independently of brightness [core529](https://github.com/esphome/esphome-core/pull/529) (cherry-picked)
- core: Fix WiFi not connecting to open networks [core531](https://github.com/esphome/esphome-core/pull/531) (cherry-picked)
- esphome: Remove automatic update check [esphome457](https://github.com/esphome/esphome/pull/457) (cherry-picked)
- esphome: Fix mDNS library added only with OTA [esphome451](https://github.com/esphome/esphome/pull/451) (cherry-picked)
- core: Fix light partition src offset [core525](https://github.com/esphome/esphome-core/pull/525) (cherry-picked)
- docs: Add native API User-Defined services [docs171](https://github.com/esphome/esphome-docs/pull/171) (cherry-picked)
- esphome: Changes for 1.12 [esphome482](https://github.com/esphome/esphome/pull/482) (cherry-picked)
- core: Fixes for 1.12 [core551](https://github.com/esphome/esphome-core/pull/551) (cherry-picked)
- core: More changes for 1.12 [core552](https://github.com/esphome/esphome-core/pull/552) (cherry-picked)
- esphome: More changes for 1.12 [esphome483](https://github.com/esphome/esphome/pull/483) (cherry-picked)
- esphome: Update Hassio base image to 1.4.1 [esphome484](https://github.com/esphome/esphome/pull/484) (cherry-picked)
All changes
- esphome: Fix custom components not registered [esphome441](https://github.com/esphome/esphome/pull/441) (cherry-picked)
- core: Add empty nameable constructors [core509](https://github.com/esphome/esphome-core/pull/509) (cherry-picked)
- core: Fix Nextion "Received unknown filler end bytes" [core510](https://github.com/esphome/esphome-core/pull/510) (cherry-picked)
- core: Fix functional attachInterrupt placed in flash [core511](https://github.com/esphome/esphome-core/pull/511) (cherry-picked)
- esphome: Remove duplicate scrollbar & move scrollbar [esphome443](https://github.com/esphome/esphome/pull/443) by [TheZoker](https://github.com/TheZoker) (cherry-picked)
- esphome: Remove unnecessary wrapper [esphome444](https://github.com/esphome/esphome/pull/444) by [TheZoker](https://github.com/TheZoker) (cherry-picked)
- core: Refactor addressable light and fix partition issue [core512](https://github.com/esphome/esphome-core/pull/512) (cherry-picked)
- esphome: Fix MQTT log topic level [esphome445](https://github.com/esphome/esphome/pull/445) (cherry-picked)
- core: Fix ESP8266 functional interrupts [core515](https://github.com/esphome/esphome-core/pull/515) (cherry-picked)
- esphome: Allow i2c on non-pullup pins [esphome447](https://github.com/esphome/esphome/pull/447) (cherry-picked)
- esphome: Allow use of arduino core v2.5.0 on ESP8266 [esphome446](https://github.com/esphome/esphome/pull/446) (cherry-picked)
- core: Fix feed_wdt [core520](https://github.com/esphome/esphome-core/pull/520)
- core: Speed up waveshare Epaper [core518](https://github.com/esphome/esphome-core/pull/518)
- esphome: Improve dashboard setup wizard [esphome450](https://github.com/esphome/esphome/pull/450)
- core: Fix addressable not updating light [core521](https://github.com/esphome/esphome-core/pull/521) (cherry-picked)
- core: Add MPR121 support for esphome-core [core517](https://github.com/esphome/esphome-core/pull/517) by [mvturnho](https://github.com/mvturnho)
- esphome: Add MPR121 Capacitive Touch Sensor [esphome449](https://github.com/esphome/esphome/pull/449) by [mvturnho](https://github.com/mvturnho)
- esphome: Allow non-pullup pins for dallas [esphome456](https://github.com/esphome/esphome/pull/456) (cherry-picked)
- core: Turn off light at 0% brightness [core526](https://github.com/esphome/esphome-core/pull/526) (cherry-picked)
- core: HLW8012 don't count a single pulse as power [core527](https://github.com/esphome/esphome-core/pull/527) (cherry-picked)
- core: Set initial brightness to 0 when turning light on [core528](https://github.com/esphome/esphome-core/pull/528) (cherry-picked)
- core: Allow white value of addressable lights to be controlled independently of brightness [core529](https://github.com/esphome/esphome-core/pull/529) (cherry-picked)
- core: Add restore state from flash option [core530](https://github.com/esphome/esphome-core/pull/530)
- core: Fix WiFi not connecting to open networks [core531](https://github.com/esphome/esphome-core/pull/531) (cherry-picked)
- esphome: Add restore state from flash option [esphome459](https://github.com/esphome/esphome/pull/459)
- docs: Add restore state from flash option [docs181](https://github.com/esphome/esphome-docs/pull/181)
- esphome: Remove automatic update check [esphome457](https://github.com/esphome/esphome/pull/457) (cherry-picked)
- esphome: Automatically hide secrets in validation [esphome455](https://github.com/esphome/esphome/pull/455)
- core: Add nextion commands [core523](https://github.com/esphome/esphome-core/pull/523)
- esphome: Fix mDNS library added only with OTA [esphome451](https://github.com/esphome/esphome/pull/451) (cherry-picked)
- core: Add logic in Output for minimum power setting [core516](https://github.com/esphome/esphome-core/pull/516) by [mtl010957](https://github.com/mtl010957)
- esphome: Add handling for min power output setting [esphome448](https://github.com/esphome/esphome/pull/448) by [mtl010957](https://github.com/mtl010957)
- docs: Update output documentation for min_power configuration [docs167](https://github.com/esphome/esphome-docs/pull/167) by [mtl010957](https://github.com/mtl010957)
- esphome: Recommend similar keys for spelling errors [esphome458](https://github.com/esphome/esphome/pull/458)
- core: Convert Automation engine to variadic templates [core519](https://github.com/esphome/esphome-core/pull/519)
- core: Add linear calibration filter [core524](https://github.com/esphome/esphome-core/pull/524)
- esphome: Convert automation engine to use variadic templates [esphome452](https://github.com/esphome/esphome/pull/452)
- docs: Add linear calibration filter [docs180](https://github.com/esphome/esphome-docs/pull/180)
- core: Add native API User-Defined services [core522](https://github.com/esphome/esphome-core/pull/522)
- esphome: Add native API User-Defined services [esphome453](https://github.com/esphome/esphome/pull/453)
- esphome: Add linear calibration sensor filter [esphome454](https://github.com/esphome/esphome/pull/454)
- core: Fix light partition src offset [core525](https://github.com/esphome/esphome-core/pull/525) (cherry-picked)
- docs: Component reshuffle [docs183](https://github.com/esphome/esphome-docs/pull/183) by [FrengerH](https://github.com/FrengerH)
- docs: Add MPR121 support [docs176](https://github.com/esphome/esphome-docs/pull/176) by [mvturnho](https://github.com/mvturnho)
- esphome: Fix os.symlink on Windows [esphome460](https://github.com/esphome/esphome/pull/460)
- esphome: Enable i2c scanning by default [esphome462](https://github.com/esphome/esphome/pull/462)
- core: Add rotary encoder min/max value [core534](https://github.com/esphome/esphome-core/pull/534)
- esphome: Add rotary encoder min/max value [esphome463](https://github.com/esphome/esphome/pull/463)
- esphome: Fix gain setting for ADS1115 [esphome468](https://github.com/esphome/esphome/pull/468) by [Melkor82](https://github.com/Melkor82)
- core: Use clang-format and clang-tidy in CI [core540](https://github.com/esphome/esphome-core/pull/540)
- core: Add GPIO interrupt abstraction [core535](https://github.com/esphome/esphome-core/pull/535)
- core: Add MCP23017 [core537](https://github.com/esphome/esphome-core/pull/537)
- core: Add WiFi/MQTT/API connected condition [core536](https://github.com/esphome/esphome-core/pull/536)
- core: Fix debug statement in ESP32 Hall Sensor [core533](https://github.com/esphome/esphome-core/pull/533) by [emwap](https://github.com/emwap)
- core: Remove light mqtt_json warning [core532](https://github.com/esphome/esphome-core/pull/532)
- esphome: Add WiFi/MQTT/API connected condition [esphome465](https://github.com/esphome/esphome/pull/465)
- esphome: Rewrite interrupt components [esphome464](https://github.com/esphome/esphome/pull/464)
- esphome: Add relative_url, streamer_mode, status_use_ping dashboard options [esphome461](https://github.com/esphome/esphome/pull/461)
- esphome: Add MCP23017 [esphome466](https://github.com/esphome/esphome/pull/466)
- esphome: Allow Arduino Core 2.5.0 for ESP8266 [esphome469](https://github.com/esphome/esphome/pull/469)
- core: Add copy output platform [core542](https://github.com/esphome/esphome-core/pull/542)
- core: Add 'for' to binary sensor conditions [core541](https://github.com/esphome/esphome-core/pull/541)
- esphome: Upgrade ESP32 core to 1.0.1 [esphome470](https://github.com/esphome/esphome/pull/470)
- core: Add WiFi Info Text Sensor [core543](https://github.com/esphome/esphome-core/pull/543)
- esphome: Add for to binary sensor conditions [esphome471](https://github.com/esphome/esphome/pull/471)
- esphome: Add connected condition [esphome474](https://github.com/esphome/esphome/pull/474)
- esphome: Add copy output platform [esphome472](https://github.com/esphome/esphome/pull/472)
- esphome: Add Wifi info text sensor [esphome473](https://github.com/esphome/esphome/pull/473)
- docs: Add text-based sensor example to OLED cookbook entry [docs190](https://github.com/esphome/esphome-docs/pull/190) by [tubalainen](https://github.com/tubalainen)
- docs: H801 Cookbook Edit Language about holding GPIOs during flashing [docs189](https://github.com/esphome/esphome-docs/pull/189) by [2016for](https://github.com/2016for)
- docs: Adding manual for Sonoff T1 UK 3 Gang V1.1 [docs182](https://github.com/esphome/esphome-docs/pull/182) by [nnmalex](https://github.com/nnmalex)
- core: Add SDS011 [core538](https://github.com/esphome/esphome-core/pull/538) by [puuu](https://github.com/puuu)
- esphome: Support SDS011 component. [esphome467](https://github.com/esphome/esphome/pull/467) by [puuu](https://github.com/puuu)
- docs: Document SDS011 component [docs185](https://github.com/esphome/esphome-docs/pull/185) by [puuu](https://github.com/puuu)
- docs: Add Teckin SP20 (US) example to 'Generic Sonoff' page [docs191](https://github.com/esphome/esphome-docs/pull/191) by [mjoshd](https://github.com/mjoshd)
- esphome: Add color to login error for better visibility [esphome478](https://github.com/esphome/esphome/pull/478) by [TheZoker](https://github.com/TheZoker)
- core: Fixed: Waveshare 4.2in display timing problem due to high speed SPI u… [core546](https://github.com/esphome/esphome-core/pull/546) by [dirkj](https://github.com/dirkj)
- docs: Update information on flashing OTA to old ip [docs193](https://github.com/esphome/esphome-docs/pull/193) by [tubalainen](https://github.com/tubalainen)
- docs: NeopixelBus Light: Fix GPIO2 not GPIO3 for uart1 method [docs194](https://github.com/esphome/esphome-docs/pull/194) by [Bierchermuesli](https://github.com/Bierchermuesli)
- docs: Cookbook Guide for Mirabella Genio Smart Bulbs [docs184](https://github.com/esphome/esphome-docs/pull/184) by [cryptelli](https://github.com/cryptelli)
- docs: Improve bme280_environment cookbook for stable climates [docs149](https://github.com/esphome/esphome-docs/pull/149) by [hajdbo](https://github.com/hajdbo)
- core: SDS011: change type of update_interval_min to uint8_t [core545](https://github.com/esphome/esphome-core/pull/545) by [puuu](https://github.com/puuu)
- core: Add ESP32 camera support [core544](https://github.com/esphome/esphome-core/pull/544)
- docs: Cookbook Guide for Brilliant / Mirabella Genio Smart Plugs [docs195](https://github.com/esphome/esphome-docs/pull/195) by [cryptelli](https://github.com/cryptelli)
- esphome: Add ESP32 Camera [esphome475](https://github.com/esphome/esphome/pull/475)
- docs: Add native API User-Defined services [docs171](https://github.com/esphome/esphome-docs/pull/171) (cherry-picked)
- docs: BME280 environment micrograms -> grams [docs198](https://github.com/esphome/esphome-docs/pull/198) by [hajdbo](https://github.com/hajdbo)
- esphome: Changes for 1.12 [esphome482](https://github.com/esphome/esphome/pull/482) (cherry-picked)
- core: Fixes for 1.12 [core551](https://github.com/esphome/esphome-core/pull/551) (cherry-picked)
- core: More changes for 1.12 [core552](https://github.com/esphome/esphome-core/pull/552) (cherry-picked)
- esphome: More changes for 1.12 [esphome483](https://github.com/esphome/esphome/pull/483) (cherry-picked)
- esphome: Update Hassio base image to 1.4.1 [esphome484](https://github.com/esphome/esphome/pull/484) (cherry-picked)