logical; TRUE if INLA was loaded safely, otherwise FALSE
Arguments
multicore
logical; if TRUE, multiple cores are allowed, and the
INLA num.threads option is not checked or altered.
If FALSE, forces num.threads="1:1". Default: NULL, checks
if running in testthat or non-interactively, in which case sets
multicore=FALSE, otherwise TRUE.
quietly
logical; if TRUE, prints diagnostic messages. Default: FALSE.
minimum_version
character; the minimum required INLA version.
Default 23.1.31 (should always match the requirement in the package
DESCRIPTION)