add.new.series.imr: Add new IMR entries (dt_new_entries), now the same function as
`add.new.series.u5mr`
Description
Still kept in case needed in the future in case need to differentiate IMR
from U5MR process
Usage
add.new.series.imr(dt_IMR, dt_new_entries, remove_old = FALSE)
Arguments
dt_new_entries
dt of new entries to be added
remove_old
if TRUE, remove old entries, if FALSE, set old entries to
invisible and excluded