Applied aes-modernize patch attached to ticket [358a88716e].
Modified patch, used "lmap" not available in Tcl 8.5.
Unrolled the loops instead, using lassign + list for list (un)packing.
Testsuite passes.
Still to benchmark.
Bringing in the benchmarking updates from the trunk
Bumped version number of perf enhanced aes.
Merged AES perf enhancements to trunk.