Description

Several things:

Fix forces for 2D systems periodic in 2D.
Do not calculated forces for systems periodic in 1D anymore, as they were not correctly computed.
Forbid some TD output options and do not allow to move ions when periodic in 1D.

News snippet

Fixes, assertions and forbiden options when calculating periodic forces.

Checklist

I have checked that my code follows the Octopus coding standards
I have added tests for all the new features added in this request.