Push epic

[gyst]

Parent of https://github.com/quaive/ploneintranet.prototype/issues/75
Parent of https://github.com/quaive/ploneintranet/issues/1735
Parent of https://github.com/quaive/ploneintranet/issues/1370
Parent of https://github.com/quaive/ploneintranet.prototype/issues/405