Useing multi file build for the gpstime module

src/drv/gpstime/.gitignore

src/drv/gpstime/Makefile

src/drv/gpstime/gpstime_core.c

src/drv/gpstime/tests/CMakeLists.txt

src/drv/gpstime/tests/get_time_from_dev/CMakeLists.txt

src/drv/gpstime/tests/get_time_from_dev/stest.c

src/fe/controllerIop.c

src/fe/map.c

src/include/drv/iop_adc_functions.c

src/include/drv/ligoPcieTiming.h

src/include/drv/ligoPcieTiming_core.c

src/include/drv/no_ioc_timing.h

src/include/drv/spectracomGPS.c

src/include/drv/spectracomGPS.h

src/include/drv/symmetricomGps.c

src/include/drv/symmetricomGps.h