Start blog post video
Blog post more infos
Add links to each conference
Finish video blog post
Style conference list domain
Video community events
Openstack
spelling
Fix error videos blog post
Merge branch 'blog-post-video'

Conflicts:
	src/pages/videos-conferences/openstack/index.rst
	src/pages/videos-conferences/openstack/presentation-openstack.rst
Finish blog post with clubs links