Changelog. Let's forget v0.2.0

CHANGELOG.md

 # Change Log
 
-## [v0.2.0](https://transfer.hft-stuttgart.de/gitlab/co2ampel/ampel-firmware/-/releases/v0.2.0) 2021/06/06
+## [v0.2.1](https://transfer.hft-stuttgart.de/gitlab/co2ampel/ampel-firmware/-/releases/v0.2.1) 2021/06/06
 
 * BUGFIX: Calibration was not applied correctly (Thanks Michael Käppler for bug finding & fixing!)
 * MQTT works again for ESP32 (board needs to be updated in Arduino IDE/PlaftormIO)

ampel-firmware/util.h

@@ -38,7 +38,7 @@ class Ampel {
 private:
   static void showFreeSpace();
 public:
-  const char *version = "v0.2.1-DEV"; // Update manually after significant changes.
+  const char *version = "v0.2.1"; // Update manually after significant changes.
   const char *board;
   const char *sensorId;
   uint32_t max_loop_duration;