Merge pull request #1311 from tolomaus/master

Added Automic and CIRB as Pearl sponsors
Merge pull request #1312 from tolomaus/master

Added Automic and CIRB as Pearl sponsors - typo
openspace day two
Merge pull request #1313 from DevOpsDaysChicago/master

openspace day two for Chicago
pre-event page
Merge pull request #1314 from rgevaert/master

[belgium 2014] pre-event page
Sponsorship packages are sold out