LU-11845 zfs: put configure checks in version order

LU-11845 zfs: put configure checks in version order

Put the ZFS feature checks in release version order, so that it is
easier to track when they apply and when they can be removed in
the future.

Make the configure checks use decrypt=B_TRUE just to illustrate
more correct usage.

Lustre-change: https://review.whamcloud.com/34000
Lustre-commit: 55c973ba5cb595d51b4990eea9ad6803e7c0645e

Test-Parameters: trivial
Signed-off-by: Andreas Dilger <adilger@whamcloud.com>
Change-Id: I22053638d72b41b51b6f56dea5668e78535cab07
Reviewed-by: Nathaniel Clark <nclark@whamcloud.com>
Reviewed-by: Alex Zhuravlev <bzzz@whamcloud.com>
Signed-off-by: Minh Diep <mdiep@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/35475
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>