Merge pull request #4 from nikolaswise/master

type sass and example markup
html and markdown layouts
add img, js, and an assets option to assemblein grunt task
unimportant dist commit
add build folder to gitignore
sample js file in source
comment out grid
add header and footer
Merge pull request #5 from paulcpederson/master

more assemble, set up doc
img to source
merge with paulcp
clear out build/