all >3 length similarities explained, reworked via_vector to avoid accidental similarity, small project files fixes

c64/basic/via_vector.s

@@ -2,39 +2,41 @@
 ;;
 ;; Helper routines for jumping via vectors, to be used with JSR
 ;;
+;; Note: they are not in the order of low memory vectors, to avoid
+;;       similarity with the original ROMs
 
-via_IOPEN:
-	jmp (IOPEN)
+via_ISAVE:
+	jmp (ISAVE)
+
+via_ILOAD:
+	jmp (ILOAD)
 
 via_ICLOSE:
 	jmp (ICLOSE)
 
+via_IOPEN:
+	jmp (IOPEN)
+
 via_ICHKIN:
 	jmp (ICHKIN)
 
-via_ICKOUT:
-	jmp (ICKOUT)
-
-via_ICLRCH:
-	jmp (ICLRCH)
-
 via_IBASIN:
 	jmp (IBASIN)
 
-via_IBSOUT:
-	jmp (IBSOUT)
-	
-via_ISTOP:
-	jmp (ISTOP)
-	
 via_IGETIN:
 	jmp (IGETIN)
-	
+
+via_ICKOUT:
+	jmp (ICKOUT)
+
+via_IBSOUT:
+	jmp (IBSOUT)
+
+via_ICLRCH:
+	jmp (ICLRCH)
+
 via_ICLALL:
 	jmp (ICLALL)
-	
-via_ILOAD:
-	jmp (ILOAD)
-	
-via_ISAVE:
-	jmp (ISAVE)
+
+via_ISTOP:
+	jmp (ISTOP)