AFEON fixes

- Fix crash when more than 12 EON's
- Fix page numbering
- Fix EON overwritten texts

src/rds.h

@@ -46,6 +46,7 @@ extern byte MSold;
 extern byte rdsblockold;
 extern byte region;
 extern byte stationlistid;
+extern char eonpicodeold[20][6];
 extern char programTypePrevious[18];
 extern char radioIdPrevious[7];
 extern int ActiveColor;
@@ -71,7 +72,7 @@ extern IPAddress remoteip;
 extern String afstringold;
 extern String AIDString;
 extern String ECColdtxt;
-extern String eonpsold[11];
+extern String eonpsold[20];
 extern String eonstringold;
 extern String LIColdString;
 extern String pinstringold;