Added bootstrap layout
Merge pull request #1 from jaytaph/bootstrap

Added bootstrap layout
registration and login are functional
Completed fos-user + menu
Added talk crud
Fixed some navbar issues
Added conference crud
Added Biography
Merge pull request #2 from jaytaph/wip/abstract-crud

Wip/abstract crud
Added widgets
Merge pull request #3 from jaytaph/wip/abstract-crud

Added widgets