Merge pull request #91 from e-radionicacom/dev

Fix to return something in einkOn

Author: PericR

src/Inkplate.cpp

@@ -124,7 +124,7 @@ void Inkplate::einkOff()
 int Inkplate::einkOn()
 {
     if (getPanelState() == 1)
-        return;
+        return 1;
     WAKEUP_SET;
     delay(2);
     PWRUP_SET;

src/Inkplate.h

@@ -60,7 +60,7 @@ class Inkplate : public System, public Graphics
 
     void setMCPForLowPower();
 #else
-    void einkOn();
+    int einkOn();
     void einkOff();
     void preloadScreen();
     uint8_t readPowerGood();