PEP8, HTML fussing
PEP8, fix tests
links look like teh google
Merge pull request #143 from ayan-usgs/master

added flask-images directory and explanatory documentation
more CSS fussing
Merge remote-tracking branch 'upstream/master'
Merge pull request #144 from jkreft-usgs/master

Python/HTML/CSS fixes and tweaks
Merge pull request #145 from ayan-usgs/master

some additions to auto update the last-modified date