(1) Changed Calibration Module from using service to activity.
(2) Used Weka provided API to construct ARFF file instead of Java.IO
(3) Added Android Plot to display the acceleration data
I am Still having issues with the bin distribution resuls.The bin distributions
are all shown as zero.
(4) Added *.log to gitignore file
Merge branch 'shenglan' of https://github.com/zzzj15/senior_design into shenglan