Merge branch '12-misc-cleanup' into 13
have gc wait for tasks less often
Merge branch '12-gc-helpers' into 13-newer-news
Merge branch '12-gc-helpers' into 14
Merge branch '12-gc-helpers' into 13-subassign2
Merge branch '12-gc-helpers' into 13
Merge branch '12-gc-helpers' into 13-helpers-help
document change in full gc behaviour with tasks
Merge branch '13-newer-news' into 14
Merge branch '13-subassign2' into 14
sped up ArrayAssign
more speed up of ArrayAssign by getting rid of %
yet more speed up in ArrayAssign
more speed tweaks in subassign.c
more cleanup in subassign.c
Merge branch '13-subassign2' into 14
Slight NEWS addition
Merge branch '13-newer-news' into 14
changes to speed up ArraySubset
swapped if and switch in ArraySubset