text can be scrolled without abstract functions, handle_server is not async

ledy.ino

@@ -74,13 +74,14 @@ void setup()
 
   addNewTextNode("TEst", 0x0001700, 0, 0, true);
   drawTextNodes();
+  
   pixels.show();
   start_server();
 }
 
 void loop()
 {
-  shiftGivenRectangle(0, 0, 23, 7, 1);
+  shiftGivenRectangleLefr(0, 0, 23, 7, 1);
   pixels.show();
   handle_server();
 }

lowLevel.ino

@@ -143,7 +143,7 @@ void fillPixels(unsigned short x1, unsigned short y1, unsigned short x2, unsigne
   }
 }
 
-void shiftGivenRectangle(unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, unsigned char shift_by)
+void shiftGivenRectangleLefr(unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, unsigned char shift_by)
 {
   if (!shift_by)
   {