Revert "retornando o uso de naked para handler de interrupção, é o correto para o DuinOS."

This reverts commit 4d3292b2c950dceedd66a6ca6559429816e17886.
Revert "Move the call that sets xTimeNow inside the loop that drains the timer queue to ensure higher priority tasks that pre-empt the timer daemon cannot post messages that appear to be in the future to the daemon task."

This reverts commit 1dac8ff06d2eaeb0a2b33822024243672532fa6b.
ajustes finais para manter atualizado com o FreeRTOS

Make changes necessary to allow the latest StateViewer Eclipse plug-in
obtain the run time stats information.

Default configUSE_TICKLESS_IDLE to 0 when it is not defined.
Move location of traceTASK_CREATE() macro call.

Remove obsolete handling of trmCOMMAND_PROCESS_TIMER_OVERFLOW as the
command was never used in release versions.

Move the call that sets xTimeNow inside the loop that drains the timer
queue to ensure higher priority tasks that pre-empt the timer daemon
cannot post messages that appear to be in the future to the daemon task.