Merge pull request #2 from SecUpwN/master

merge upstream changes
extracted Accelerometer and Location tracking into separate classes
extracted Accelerometer, Location tracking, and RilExecutor into separate classes
hooked up RilExecutor into CellInfoFragment
moved RilExecutor to correct package
extracted CellTracker from the service and refactored code everywhere
fix for https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/issues/128
fixed cell tracking status - code got left out during refactoring.
Merge pull request #129 from tobykurien/master

Service code cleanup