labsw/: power bypassing is now the way SiLabs recommend

labsw/LOG

@@ -217,6 +217,7 @@ To do: debounce buttons (in software) before accepting a state change.
   - made 5V relay traces go clearly for the centers of the respective pins
   - changed DIP hole size from 0.5 mm to 0.8 mm, hole-to-copper ratio from
     2.5 to 2
+  - bypass VBUS and VDD with 4.7 uF and 100 nF each
 
 Pending:
 - widen column cavities by 0.2 mm on each side