Merge pull request #6 from folker/master

cleaning up tex dir, editor pass
Update mg-rast-tech-report_gail.tex

OpenMPI -> OpenMP
Update mg-rast-tech-report.bib

change reference: openmpi->openmp
update mg-rast-tech-report.tex
Merge pull request #7 from wtangiit/master

typo: openmpi -> openmp
removed more obsolete files
various changes