LAMBDA-124: latest episodes feed with site name in its title
LAMBDA-126: feed sorts after date not after created
LAMBDA-123: cover in all feeds = site_logo
LAMBDA-122: entry title links to item page
LAMBDA-123: if no channelthumb then use site-logo in channel feeds
LAMBDA-123: refactoring :)
Merge branch 'newcontentfeed' into dev

Conflicts:
	portal/admin.py