Codice grezzo
modularization
Pedometer class as singleton
multithreading and class refactoring

Signed-off-by: Andrea <andreatello92@gmail.com>
class refactoring and multithreading
multithreading and class refactoring

Signed-off-by: Andrea <andreatello92@gmail.com>
Statistics added
Statistics added
Prepare pedometer to merge into rtos2013
Merge branch 'master' of ../pedometer into grp11