chore: unitifed store export

chore: ui fixes
chore: remove unused ui
bugfix on directives

instead of segment name

feat: region selection

bugfix: hover segment info not working for segmentId > 65500
bugfix: dbl click on viewer not working for segId > 65500

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

This is required to cater for bigbrain jubrain regions

bugfix: user added lm are correctly scaled

chore: clean up code, rename to clarify

feat: added waxholm pt from camilla

fixes #91

now uses worker to parse, and render on a single layer,
should improve performance when rendering lots of landmarks

Should have been debounce, and the behavious is weird

loaded in the wrong template space

feat: using worker to make a single mesh for landmarks (pts only), added support for landmark selection