Update /cookbooks docs for new params in Supermarket
Merge pull request #274 from raskchanky/new-supermarket-cookbooks-params

Update /cookbooks docs for new params in Supermarket
edit formatting for values
test
add note re: berkshelf 3.0, chef-dk
Update Cookbook Site API docs for Supermarket

Comb over the current cookbook site API docs and make them more inline
with the Supermarket API.
Merge pull request #275 from tristanoneil/supermarketfy-cookbook-site

Update Cookbook Site API docs for Supermarket
fix code example; edits
add example for ``chef generate app``
put example in right spot!
add ``chef generate attribute`` example
update syntax
quotes not required
add example directory structure
add hidden files/folder
add |response code 403 unauthorized|
re-add favicon
add example for chef generate cookbook
remove 32-bit server for Open Source Server
favicon issues persist; hide them