Address issue #312 resetClock is divided in several methods (the original function removed all alarms, resetSystemTime should be used instead)
 Address issue #312 calculus of periodicAlarms periods are simpler now (this should resolve unseen side effects)
Fix #313 simuated time flag for Clock, also tests cases for #312
Clock: Now possible to force resolution of the next Alarm
Clock, implementation of the reset features
Clock: updated the clients of the Configurable clock (unregister does not compute the next timer)
merge