updated README.md

**Papyrus is a programming system written at Oak Ridge National Laboratory that provides features for scalable, aggregate, persistent memory in an extreme-scale system for typical HPC usage scenarios.**

# Papyrus

Papyrus is a programming system written at Oak Ridge National Laboratory that provides features for scalable, aggregate, persistent memory in an extreme-scale system for typical HPC usage scenarios.

Authors: Jungwon Kim (kimj@ornl.gov), Kittisak Sajjapongse (kittisaks@computer.org), Seyong Lee (slee2@ornl.gov), and Jeffrey S. Vetter (vetter@ornl.gov)

## Requirements

- C++11 compiler

- MPI library support MPI\_THREAD\_MULTIPLE

- CMake (>=2.8)

## Installation

# How to build

You can build Papyrus with CMake and Make:

    $ cmake <papyrus_source_directory> -DCMAKE_INSTALL_PREFIX=<papyrus_install_directory>

    $ make install

    $ git clone https://code.ornl.gov/eck/papyrus.git

    $ cd papyrus

    $ mkdir build; cd build

    $ cmake ..

    $ make

    $ make test (or use 'ctest -V' for verbose test output)

## Repository contents

# Repository contents

- The public interface is in include/papyrus/*.h.

- The Key-Value Store in is kv/.