Updated markup in new task layout.
Merge pull request #354 from 4teamwork/jin-task-layout

Updated markup in new task layout.
Fixed outdated profile versions for og.base:default and og.examplecontent:default.
Tolerate `OperationalError` in viewlets.

An `OperationalError` can be raised when DB-migrations are not yet exectued.
We catch and log them in viewlets in order order to access `@@manage-upgrades`
to perform these upgrades.

Fixes #352.
Merge pull request #355 from 4teamwork/deif-tolerate-operational-errors

Tolerate `OperationalError` in actions and viewlets.
Display user-name in personal overview title.

Closes #315.
Use nicer test-user firstname/lastname as default parameters.