performance

Merge pull request #1 in HDFFV/performance from ~LRKNOX/performance_lrk:master to master

* commit '323275c95814acd740c48339bb1a2ff00d04e7e1':
  Move h5perf files into subdirectory
  Move h5core files into subdirectory
  Move combust_io files into subdirectory
  Added README file.
  Documentation updates.
  Documentation updates.
  Added README.md.
  update README.md
  update README.md
  added figures
  added user guide and README.md
  updated from latest user changes
  Initial Commit
  Initial revision.
  Initial revision.