Perf with build threads set to 40
Trying to do products in threads
Doing stacks with the same threads as the rest
Removing commented code

Also removing unused variables.
Update cdn.yml
Update cdn.yml
Merge pull request #636 from LightGuard/perf_questions

Perf questions MERGE READY
Update cdn.yml
Update cdn.yml
Revert "Perf questions MERGE READY"
Added steps to contribute a book
Merge pull request #641 from jboss-developer/revert-636-perf_questions

Revert "Perf questions MERGE READY"
Update cdn.yml
Update cdn.yml
Update cdn.yml
Update cdn.yml
Update cdn.yml
Update cdn.yml
No longer caching requests that aren't successful

Fixed the problem with the 404s

The problem was the compass integration within awestruct which I
apparently broke in the last beta.