Pooser trig map work (#210)

* Include consolidated SHMS TI trigger inputs into HMS trigger maps

* Include SHMS TI trigger inputs into HMS test stand maps

* Include consolidated HMS TI trigger inputs into SHMS trigger maps

* Include HMS TI trigger inputs into SHMS test stand maps

* Point HMS DC test stand to 6 GeV chamber histos

* Update scaler map and database to include mixed HMS and SHMS triggers