Remove commented-out lines.
Add alt text for logos.
Space logos out; readjust grid based on width.
Whitespace changes (tabs to spaces, 2-space indent).
Replace all <br/> tags with padding.
Move all style to stylesheet; add ids to help.
Merge pull request #4 from ktlim/fix-html

Fix HTML problems and move style to stylesheet.
Add more information to the web page; needs refactoring soon

The rush is to meet the imminent apperance of the link to this page on AAS
Job Register.
Random fixes (thanks K-T!)
Added Princeton and SLAC ads
Rework the "Use, Mod, Contribute" section
Add NSF logo
Add Google Analytics tracker
Add a link to lsst.org/hiring
Change text color in #lsst, add shadow
Added CNAME file for dm.lsst.org

See https://help.github.com/articles/setting-up-a-custom-domain-with-github-pages/
Reduce redundant text

Three sections in the first part all started with "We are."  I just reworded and expanded a bit to make it less redundant.
Add DOE logo and modify logo placement

Added the DOE logo which caused thing to wrap funny.  I adjusted
the logo sizes and location to make more of a logo cloud.
Merge pull request #5 from SimonKrughoff/master

Some updates to text and add DOE logo
Expand on LSST intro text