Fix some errors

README.md

@@ -3,15 +3,15 @@
 This is a library to turn any Arduino compatible microcontroller into the ultimate I2C port expander. **Now with ATtiny support.**
 
 ## Features  ##
-### [Functions](#functions) ###
+### [Functions](#functions-1) ###
 
 - Digital Write
 - Digital Read
 - Digital Read with internal pullup
 - Analog Read
 - Analog Write (PWM)
 
-###[Special Functions](#special-functions)###
+###[Special Functions](#special-functions-1)###
 
 - 4 wire resistive touchscreen controller
 
@@ -63,6 +63,7 @@ The included ATtiny example has been tested with the ATtiny84 using 8mhz interna
 
 For board support of the ATtiny microcontrollers, I recommend [Damellis' ATtiny package](https://github.com/damellis/attiny/ "Damellis' ATtiny package").
 
+
 ## Future Plans ##
 - Add Soft PWM to enable PWM on all pins
 - Add Character LCD support