ENH: Move find_run_start testing to separate function
ENH: Move find_run_start testing to separate function

arkilic/metadatastore,tacaswell/metadataStore,hhslepicka/metadatastore,hhslepicka/metadatastore,NSLS-II/metadatastore,NSLS-II/metadatastore,ericdill/databroker,ericdill/databroker,tacaswell/metadataStore,arkilic/metadatastore