Merge branch 'hive_water_heater' into hive-splitfiles-testing

* hive_water_heater: (924 commits)
  White space
  Move session append to async_added_to_hass
  Move call to async_added_to_hass
  re-added missing hotwater
  Pin Docker to Debain Stretch (home-assistant#25206)
  Updated frontend to 20190717.0
  Add HmIP-PCBS2, HmIP-PCBS-BAT to Homematic IP Cloud (home-assistant#25201)
  Simplify cache restore (home-assistant#25186)
  Only include target temp if has right support flag (home-assistant#25193)
  Fix issue home-assistant#24495 (home-assistant#25199)
  Handle somfy expired token (home-assistant#25195)
  Add login_method config option to fix login issue with RouterOS Version > 6.43 (home-assistant#25194)
  Add HMIP-FCI / HMIP-FBL / HmIP-BBL (home-assistant#25188)
  [climate] Tweak evohome migration (home-assistant#25187)
  Fix device name customization on ZHA add devices page (home-assistant#25180)
  Upgrade mypy to 0.720, turn on unreachability warnings (home-assistant#25157)
  Use MockConfigEntry (home-assistant#25190)
  Add severe weather sensor to Dark Sky (home-assistant#22701)
  Fix typo in azure-pipelines-ci.yml
  Raise not ready when no data from API is retrieved (home-assistant#25182)
  ...

# Conflicts:
#	homeassistant/components/hive/__init__.py
#	homeassistant/components/hive/climate.py
#	homeassistant/components/hive/water_heater.py