Updates to O_DIRECT, default stat workers, and removed extraneous ret…

…ry logic (#120)

* Cleanup for read/write O_DIRECT split.  Some basic cleanup of
unused configs/options.

* Updated pfcm/pfcp to only use ~80% of worker ranks for stat processes.
Step one to bounding rank 0 memory usage in chaff dirs.

* Updated read path to page align everything for reads if needed.

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Co-authored-by: David Bonnie <dbonnie@localhost.localdomain>
Co-authored-by: Garrett Ransom <gransom@lanl.gov>

Update README

Upgrade python wrappers (#105)

* 2to3 for pfscripts

* 2to3 and autopep8

* update pfscripts and pfcp

* some pfcp fixes

* updates to pfcp

* testing for PFCP done

* some updates. remove pfcp backup

* Move code from wrapper to library

There was a bit of code that is reused in other wrappers so I moved it to pfscripts.py

* start work on pfls

* update pfls to use argparse and python3

* minor fixes in pfls. ugrade pfcm to python3.

* tested all wrappers

* make pfscripts pep8 happy

* remove old backup files

* tidy usage for pfcm

Authored-by: rgoff <rgoff@lanl.gov>

Initial pass at matching directory ownership when copying data.

Merge pull request #93 from EricDeveaud/master

fix xattr usage using new glibc sys/xattr.h

Build Process Refinement (#92)

Minor build process change to remove some seemingly unnecessary and problematic libtool directives as well as to properly add flags for including/linking libxml2

multi-threaded reads, improvements in build and timing-data

Support for RDMA, plus many features/fixes

State of 'master' before merging RDMA features for marfs_1_9.rc0

deployment to MC VLE