Merged with madsci1016 using Streams#5

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Commits on Feb 5, 2014

added support for AVR_ATmega32U4 USB equivalent to HardwareSerial such as leonardo's and Teensy's
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Added support for Teensy Core
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Commits on May 10, 2014

Merge branch 'master' of https://github.com/madsci1016/Arduino-EasyTransfer
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