Release mega-20190928

Changes in mega-20190928 (since mega-20190926):

ESPEasy release bot (1):
      automatically updated release notes for mega-20190928

Gijs Noorlander (3):
      [Build] Fix binary size check for xxx_1M builds
      [Build] Build log file does not interpret /t
      [Build] Fix use of flag BUILD_NO_DEBUG

Saverio Cisternino (1):
      Update ccronexpr library to v20190415

jimmys01 (1):
      Add to PLUGIN_SET_ONLY_TEMP_HUM left over sensors