[fix bug 1082674] Do not force 12h format in datetimewidgets.
[fix bug 1082674] Do not force 12h format in datetimewidgets.

abdullah2891/remo,mozilla/remo,chirilo/remo,Mte90/remo,tsmrachel/remo,johngian/remo,johngian/remo,abdullah2891/remo,mozilla/remo,flamingspaz/remo,abdullah2891/remo,akatsoulas/remo,akatsoulas/remo,chirilo/remo,abdullah2891/remo,mozilla/remo,johngian/remo,mozilla/remo,chirilo/remo,tsmrachel/remo,flamingspaz/remo,akatsoulas/remo,flamingspaz/remo,johngian/remo,tsmrachel/remo,Mte90/remo,tsmrachel/remo,akatsoulas/remo,Mte90/remo,flamingspaz/remo,chirilo/remo,Mte90/remo