Release mega-20180930
Changes in mega-20180930 (since mega-20180927):
ESPEasy release bot (1):
automatically updated release notes for mega-20180930
JojoS (5):
fixed distance reading
on INIT, delete sensordef before adding new
removed sensordefs helper structure
changed implementation to use shared_ptr instead of helper structure
minor change: unit was missing for threshold in 'state' mode
TD-er (2):
[Default Settings] Properly clear settings when reset to default
[Defaults] Other default initializations