WIP: dreamteam & guest importers
merge WIP guest & dreamteam importers
Merge pull request #75 from obeid/release-1

added header to the apply page and will use same format for rest of views
added buttons and filters for participant index view
Merge remote-tracking branch 'upstream/release-1' into release-1
Merge pull request #78 from sebarmano/release-1

Added filter buttons and new filters to participants show view
WIP guests importer
merge conflicts re importers
Merge pull request #80 from maebeale/allimporters

Allimporters
added more headers and adding modals to team page
fixed merge conflict