Adding lustre
Merge remote-tracking branch 'origin' into lustre
moving lustre support to sys.c
Merge branch 'master' into lustre
adding -Qunused for lustre
Adding fixes per Michael's suggestions. Cleaned up qio_get_chunk, and moved qio_get_fs_type above it (since we are now using it in the qio_get_chunk function
Fixing unused variable error
Merge pull request #93 from tzakian/lustre

When compiled with lustre in the ``CHPL_AUX_FILESYS`` environment variable, this will make it so that when the user calls ``file.getchunk`` from ``IO.chpl`` we will return the stripe size for that file as opposed to the optimal transfer block size.