Fix some warnings, local compilation failure

This reverts commit 4cbba5ac1885f0dfabbf8d3ecbc4679fa77dd586.

the use case here being on partitions that are restricted w.r.t. the
PartitionType/Set

it's still acting as a fallback via a template alias, but it's in the XT
namespace now to allow uses with non-default PartitionSets

[grids] Add ALBERTA_3D

[ci] adds testing on arch docker

remove last dune-fem compat code

Dependencies updates

 Travis test bindings