Updated AUTHORS, COPYING, DISCLAIMER, and INSTALL files. Added
standardized headers to all source file to clearly indicate the
copyright, license, and to give credit where credit is due.
in what the contents need to be as I encounter the warnings
about missing prototypes, symbols, and such.
git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@21 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c