LUN-1507 : Add style to blog entry
Merge remote-tracking branch 'origin/master' into LUN-1507

Conflicts:
	cms_blogger/models.py
LUN-1507 : Add blog post styles
LUN-1507 : Style header and handle social sharing
Merge branch 'master' into LUN-1507

Conflicts:
	cms_blogger/models.py
	cms_blogger/templates/cms_blogger/blog_header.html
	cms_blogger/templates/cms_blogger/entry_bottom.html
	cms_blogger/templates/cms_blogger/entry_summary.html
	cms_blogger/templates/cms_blogger/entry_top.html
Remove unnecessary context updates + some junk remaining code;
LUN-1507 : fix entry footer
LUN-1507 : Change namespace to 'cms-blogger'
Merge pull request #2 from laurafeier/LUN-1507

front-end design implementation