Express server

The following routes are completed:

+ `/auth/google`
+ `/api`
    + `/project/:id`
    + `/project/create`
    + `/project/:id/edit`
    + `/project/:id/remove`
    + `/project/:id/kaycard/create`
    + `/project/:id/kaycard/:kid/edit`
    + `/project/:id/kaycard/remove`
    + `/project/:id/kaycard/all`