I downloaded LiquidTWI. changed the name etc. I get the following error.
In file included from HelloWorld_i2c.pde:18:
/home/rsh/Downloads/arduino-1.0.3/libraries/LiquidCrystal/LiquidTWI.h:87: error: conflicting return type specified for ‘virtual void LiquidTWI::write(uint8_t)’
/home/rsh/Downloads/arduino-1.0.3/hardware/arduino/cores/arduino/Print.h:48: error: overriding ‘virtual size_t Print::write(uint8_t)’
I am using a Leonardo with the backpack and a 4 X 20 display. If I get v23 of the Arduino software it doesn't seem to support the Leonardo.