Changes

'''Completed tasks:'''* Wei: Phonegap implementation of library to retreive data from bluetooth A&D weight scale.* Wei: Phonegap implementation of library to retreive data from bluetooth A&D blood pressure monitor.* Wei: Phonegap implementation of library to retreive data from OneTouch glucometer via BluGlu bluetooth dongle.* Dylan: POC native Android code to connect to FitBit servers and retrieve data uploaded by a FitBit deviceusing their API.* Dylan: POC native Android code to connect to Withings servers and retrieve data uploaded by a Withings weight scale.* Dylan: POC native Android code to connect to MyOSCAR and retrieve some data.* Alek: human-usable version of Phonegap application to work with A&D weight scale, blood pressure monitor, and BluGlu.