v0.42

- App transistion is now inacitve if there is only 1 app
- Adds bargraph to notify and customapps
- Every awtrix now gets a unique id for AP, MQTT and HA
- Adds firmware as HA sensor
- Adds wifi strength as HA sensor
- Adds ram usage as HA sensor
- Adds version as HA sensor
- Adds uptime as ISO 8601 as HA sensot
- HA discorvery now gets correct device classes
- fixes bug where date formats are not saved

closes #24
closes #23
closes #21

src/DisplayManager.h

@@ -56,6 +56,7 @@ public:
     void drawProgressBar(int cur, int total);
     void drawMenuIndicator(int cur, int total, uint16_t color);
     void drawBMP(int16_t x, int16_t y, const uint16_t bitmap[], int16_t w, int16_t h);
+    void drawBarChart(int16_t x, int16_t y,const int data[], byte dataSize, bool withIcon, uint16_t color);
 };
 
 extern DisplayManager_ &DisplayManager;