Sponsors : same size cards per level.
Planning : indicate only start hours
Merge branch 'sponsors'
Merge branch 'planning-start-hours'
Style for Mix-IT party
Merge branch 'planning-start-hours'
Merge branch 'master' of git://github.com/cexbrayat/linkit
Fix linkers overwritten by interests
Merge pull request #205 from clacote/fix-api-interest

Fix api interest