This requires setting #define SWIG_V8_VERSION 0x032873 in the mraajsJAVASCRIPT_wrap.cxx file. Note most v8 APIs now require v8::Isolate and v8::Persistent is no longer a v8::Handle so the gpio.hpp for ISR support is also modified by this change Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>