Hexagon has some further updates to software/libraries:
xt-mpich2 (MPI) 5.5.1 -> 5.5.2
xt-asyncpe 5.11 -> 5.12
gcc 4.7.0 -> 4.7.1
ATP 1.4.4 -> 1.5.0
Intel compiler 12.1.4.319 -> 12.1.5.339
Totalview 8.9.2 -> 8.10
See http://docs.cray.com/books/S-9401-1207//S-9401-1207.pdf