Would like to get Touchy-Feely Lamp to work for Primo

I bought an Arduino Primo and would like to try this sketch with it. I down-loaded the library and installed it but there is an error on compiling (see below). Any advice on how to resolve compiling issues?

In file included from C:\Users\daleg\Documents\Arduino\CapacitiveSensorSketch\CapacitiveSensorSketch.pde:1:0:

C:\Users\daleg\Documents\Arduino\libraries\arduino-libraries-CapacitiveSensor-a07209f/CapacitiveSensor.h:239:2: error: 'IO_REG_TYPE' does not name a type

IO_REG_TYPE sBit; // send pin's ports and bitmask

^

C:\Users\daleg\Documents\Arduino\libraries\arduino-libraries-CapacitiveSensor-a07209f/CapacitiveSensor.h:240:11: error: 'IO_REG_TYPE' does not name a type

volatile IO_REG_TYPE *sReg;

^

C:\Users\daleg\Documents\Arduino\libraries\arduino-libraries-CapacitiveSensor-a07209f/CapacitiveSensor.h:241:2: error: 'IO_REG_TYPE' does not name a type

IO_REG_TYPE rBit; // receive pin's ports and bitmask

^

C:\Users\daleg\Documents\Arduino\libraries\arduino-libraries-CapacitiveSensor-a07209f/CapacitiveSensor.h:242:11: error: 'IO_REG_TYPE' does not name a type

volatile IO_REG_TYPE *rReg;

^

exit status 1
Error compiling for board Arduino Primo.