Fixing isotope plugin issues on the buzz page

Fixing isotope plugin issues on the buzz page
fixing DEVELOPER-788
Moving highlightjs css into the main sheet. Fixes DEVELOPER-789
DEVELOPER-796 Removed X.Y.Z versions from download.adoc on Operations Network, Portal, and JBoss WebServer
Add a contributor exclude
Merge pull request #372 from pmuir/DEVELOPER-492

Add a contributor exclude
Merge pull request #366 from wesbos/DEVELOPER-663

Fixing isotope plugin issues on the buzz page. DEVELOPER-663
Merge pull request #371 from Dantheman720/DEVELOPER-796

DEVELOPER-796 Removed X.Y.Z versions from download.adoc on Operations Network, Portal, and JBoss WebServer
Update cdn.yml
Merge pull request #369 from wesbos/DEVELOPER-789

Moving highlightjs css into the main sheet. Fixes DEVELOPER-789
Merge pull request #368 from wesbos/DEVELOPER-788

Fixing DEVELOPER-788
Update cdn.yml
Print stylesheet. Fixes DEVELOPER-783