feat: on hover segment show status
bugfix: on parcellation switch segments not selected

This is required to cater for bigbrain jubrain regions

feat: reworked dataset viewer

feat: configure hoverable

bugfix: restore data filter use id

bugfix: user added lm are correctly scaled

chore: clean up code, rename to clarify

chore: use bootstrap native classes and remove unused css classes

refactor: atlasviewer template