Update zzz.r
comment on model env
Update zzz.r
use productivus and display package loading using pbapply (if available)
respect silence
apply for stage_runner
some prelim cache tests
triggers testing
triggers-test done.
lapply for stage_runner
no tests for stage-runner
one helpers test file, generate formula test done
commented on numeric_to_factor
quick edits
returned to for loop
context wording
gitnore
minor edits
gitnoring
spaces in b/w function params