chore(package): update sinon to version 2.2.0
chore(package): update sinon to version 2.2.0

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EmergingTechnologyAdvisors/node-serialport,EmergingTechnologyAdvisors/node-serialport,voodootikigod/node-serialport,EmergingTechnologyAdvisors/node-serialport,node-serialport/node-serialport,voodootikigod/node-serialport,node-serialport/node-serialport,node-serialport/node-serialport,EmergingTechnologyAdvisors/node-serialport,EmergingTechnologyAdvisors/node-serialport,voodootikigod/node-serialport,voodootikigod/node-serialport,node-serialport/node-serialport,node-serialport/node-serialport