cleanup flatlink routing, add usb

Hardware/Peripherals.kicad_sch

@@ -3467,8 +3467,8 @@
 			(exclude_from_sim no)
 			(in_bom yes)
 			(on_board yes)
-			(property "Reference" "U"
-				(at 0.635 5.715 0)
+			(property "Reference" "U15"
+				(at -7.62 -5.08 0)
 				(effects
 					(font
 						(size 1.27 1.27)
@@ -3477,7 +3477,7 @@
 				)
 			)
 			(property "Value" "USBLC6-2P6"
-				(at 0.635 3.81 0)
+				(at -14.605 -7.62 0)
 				(effects
 					(font
 						(size 1.27 1.27)
@@ -3806,7 +3806,7 @@
 							)
 						)
 					)
-					(number "1"
+					(number "3"
 						(effects
 							(font
 								(size 1.27 1.27)
@@ -3824,7 +3824,7 @@
 							)
 						)
 					)
-					(number "3"
+					(number "1"
 						(effects
 							(font
 								(size 1.27 1.27)
@@ -3878,7 +3878,7 @@
 							)
 						)
 					)
-					(number "6"
+					(number "4"
 						(effects
 							(font
 								(size 1.27 1.27)
@@ -3896,7 +3896,7 @@
 							)
 						)
 					)
-					(number "4"
+					(number "6"
 						(effects
 							(font
 								(size 1.27 1.27)