fix annotation layer

chore: simplify nehuba glue component -> nehuba directive
bugfix: region detail end point encode region id
bugfix: switching space only take first valid parc

feat: region accent in region hierarchy
chore: removed unused functions
refactor: enable threesurfer
chore: slight optimization of atlas selection store

WIP fixing tests

This reverts commit 51393822.

bugfix: context menu in threesurfer

feat: slight enh of perspective zoom behaviour

it also sets global nav state

chore: added mouse over