Multiple fixes within aweplug

fixes DEVELOPER-1072
fixes DEVELOPER-1093
fixes DEVELOPER-1092
Update cdn.yml
Update cdn.yml
DESIGN-622 Switch webinar banners
DEVELOPER-1104 Added in JDG 6.4 Beta to the available downloads
DEVELOPER-1114 Remove commented out downloads from product.yml files
Merge pull request #664 from paulrobinson/DESIGN-622

DESIGN-622 Switch webinar banners
DEVELOPER-1116 "Unified Push Server" capitalisation is wrong in various places
DEVELOPER-1115 Unified Push Solution should link to download-manager for quickstarts
Update cdn.yml
Merge pull request #665 from paulrobinson/DEVELOPER-1104

DEVELOPER-1104 Added in JDG 6.4 Beta to the available downloads
Merge pull request #666 from paulrobinson/DEVELOPER-1115

Developer-1115 Unified Push Solution should link to download-manager for quickstarts
Update cdn.yml
Update cdn.yml
Merge pull request #663 from LightGuard/aweplug-updates-2014-11-19

Multiple fixes within aweplug
Update cdn.yml
Update cdn.yml
Update cdn.yml
Update cdn.yml
Update cdn.yml