Updated schedule in descriptions of few sessions
Merge pull request #34 from vcaraulean/update-schedule-3

Updated schedule in descriptions of few sessions
BigData Track: Swap two sessions, fireside chat && bigdata analytics
Merge pull request #35 from killerwhile/master

BigData Track: Swap two sessions, fireside chat && bigdata analytics
Laurent Guiraud's bio update
List speakers for the NoSQL Fireside Chat session
Add swissquote EN text as sponsor.