Merge pull request #1 from jread-usgs/master

Just adding contributors, testing upstream/master pulls and pushes
Merge pull request #2 from jread-usgs/master

fixed typo 'temp' to 'wtr' (temp was undefined)
Merge pull request #3 from jread-usgs/master

Experimenting w/ text editor (TextMate instead of R-Studio) for editing Luke's commit
first commit LN, need format handling