Added KMC v6.0.6 JS files
Set embed code textarea to read-only, updated view to use v6.0.6 JS
Do not add Kaltura SEO links for paying customers
Added notice for preview page
Added v6.0.7 JS release files
moved kmc js files into directories
Moved preview page from kmc to extwidget
Updated preview to use extwidget instead of kmc
Merge branch 'previewEmbedFixes' into IX-9.0.0