Update README.md

Author: techpaul

README.md

@@ -18,7 +18,7 @@ For other versions that convert the up to 8 byte keycode sequences to a single i
    - DUE Board Manager package V1.6.6
 
 ## Important Hardware Notes
- 1  Make sure you have data and clock wires connected correctly. Clock wire MUST be connected to an interrupt pin.
+ 1.  Make sure you have data and clock wires connected correctly. Clock wire MUST be connected to an interrupt pin.
    - Do NOT use Pin 13 for either clock or data wires
    - PS2KeyRaw requires both pins specified for begin() as in  keyboard.begin( data_pin, irq_pin );
    - Valid irq pins:
@@ -32,7 +32,7 @@ For other versions that convert the up to 8 byte keycode sequences to a single i
      - Teensy++ 1.0: 0, 1, 2, 3, 18, 19, 36, 37
      - Sanguino:     2, 10, 11
 
- 2  When using DUE or other boards with 3V3 I/O you *MUST* use a level translator FET or IC like Texas Instruments TXS0102 or similar as most keyboards not only operate at 5V but the two wire communications are pulled up by a resistor to 5V at the keyboard end
+ 2.  When using DUE or other boards with 3V3 I/O you *MUST* use a level translator FET or IC like Texas Instruments TXS0102 or similar as most keyboards not only operate at 5V but the two wire communications are pulled up by a resistor to 5V at the keyboard end
 
 ### Introduction