adding architecture sketch
adding home page sketch
updated home page
Merge pull request #1 from nodemvc/bobsStuff

merging some items for Lesson 7 assignment
added classes.html file
added css styling
Merge pull request #2 from nodemvc/bobsStuff

added css styling
Added css styling to classes.html
Added css styling to classes.html.
Fixed nav links.
Merged master.
Added default styling to index.html.