cleanup flatlink routing, add usb

Hardware/SDRAM.kicad_sch

@@ -6107,6 +6107,10 @@
 		(color 0 0 0 0)
 		(uuid "dd8f503a-20e8-4ae4-824b-6177ce44cb3e")
 	)
+	(no_connect
+		(at 88.9 105.41)
+		(uuid "6b52198b-4c76-425f-991e-3b87502b2119")
+	)
 	(wire
 		(pts
 			(xy 167.64 128.905) (xy 167.64 130.81)
@@ -6317,16 +6321,6 @@
 		)
 		(uuid "3af0ab08-23e1-4963-9a46-5ad0569a79c6")
 	)
-	(wire
-		(pts
-			(xy 78.105 105.41) (xy 88.9 105.41)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "3b9164a2-ba57-4cab-a433-3ba24f8d9f98")
-	)
 	(wire
 		(pts
 			(xy 191.135 52.705) (xy 200.66 52.705)
@@ -7007,16 +7001,6 @@
 		)
 		(uuid "513ac848-c506-4937-9c58-9ce752ab7cba")
 	)
-	(label "A12"
-		(at 78.105 105.41 180)
-		(effects
-			(font
-				(size 1.27 1.27)
-			)
-			(justify right bottom)
-		)
-		(uuid "56926d10-ce90-41f7-b3f8-b1c8953f8773")
-	)
 	(label "D5"
 		(at 123.825 101.6 0)
 		(effects
@@ -7553,29 +7537,6 @@
 			)
 		)
 	)
-	(netclass_flag ""
-		(length 2.54)
-		(shape round)
-		(at 80.01 105.41 0)
-		(fields_autoplaced yes)
-		(effects
-			(font
-				(size 1.27 1.27)
-			)
-			(justify left bottom)
-		)
-		(uuid "10853d2a-4e1f-487f-b19b-0137ecb3f41c")
-		(property "Netclass" "SDRAM"
-			(at 80.7085 102.87 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-					(italic yes)
-				)
-				(justify left)
-			)
-		)
-	)
 	(netclass_flag ""
 		(length 2.54)
 		(shape round)