added initial file for dissemination plan.
added writeups of the other 2 iwbws: transportability and impact and broadening impacts; realized I don't need a separate dissemination plan document.
started adding some ideas for how to change dissemination plan in proposal.
cleanup of proposal strategy summary.
added a bit more to the proposal about impact, transportability, and dissemination. Made a few small corrections, changed the author list to get it centered.
Merging changes by @rachelslaybaugh
Starting to store PDF in version control
Merge pull request #28 from gvwilson/master

Merging changes from Rachel Slaybaugh