MOTECH-285, refactored MotechEvent, MotechSchedulerServiceImpl, factored out  appt reminder integration tests and completed appt reminder handler impl.
MOTECH-285, refactored MotechEvent, MotechSchedulerServiceImpl, factored out  appt reminder integration tests and completed appt reminder handler impl.

ScottKimball/modules,pmuchowski/modules,atish160384/modules,sebbrudzinski/modules,1stmateusz/modules,ngraczewski/modules,atish160384/modules,justin-hayes/modules,LukSkarDev/modules,pgesek/modules,wstrzelczyk/modules,tstalka/modules,pgesek/modules,koshalt/modules,LukSkarDev/modules,shubhambeehyv/modules,wstrzelczyk/modules,mkwiatkowskisoldevelo/modules,mkwiatkowskisoldevelo/modules,koshalt/modules,pmuchowski/modules,atish160384/modules,ScottKimball/modules,wstrzelczyk/modules,tstalka/modules,1stmateusz/modules,ScottKimball/modules,ngraczewski/modules,shubhambeehyv/modules,frankhuster/modules,frankhuster/modules,smalecki/modules,mkwiatkowskisoldevelo/modules,sebbrudzinski/modules,mkwiatkowskisoldevelo/modules,smalecki/modules,smalecki/modules,tstalka/modules,tstalka/modules,1stmateusz/modules,wstrzelczyk/modules,koshalt/modules,shubhambeehyv/modules,justin-hayes/modules,shubhambeehyv/modules,frankhuster/modules,martokarski/modules,LukSkarDev/modules,martokarski/modules,sebbrudzinski/modules,1stmateusz/modules,ScottKimball/modules,martokarski/modules,smalecki/modules,koshalt/modules,LukSkarDev/modules,justin-hayes/modules,martokarski/modules,pmuchowski/modules,pgesek/modules,ngraczewski/modules,ngraczewski/modules,atish160384/modules,frankhuster/modules,justin-hayes/modules,pmuchowski/modules,pgesek/modules,sebbrudzinski/modules