Get the src_sqlite for a receiver or tag databaseSource:
Receiver database files have names like "SG-1234BBBK06EA.motus" or "Lotek-12345.motus", and project database files have names like "project-52.motus".
receiver serial number
integer motus project number exactly one of
recvmust be specified.
Is this a new database? Default: FALSE. Same semantics as for
src_sqlite()'s parameter of the same name: the DB must already exist unless you specify
create = TRUE
path to folder with existing receiver databases Default:
motus_vars$dbDir, which is set to the current folder by
getwd()when this library is loaded.