updates to admin add
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Adding self-select of tutorials
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Merge branch 'master' of https://github.com/scipy-conference/scipy_registration
Adding registration bar of death