Remove settings-trigger in dep_tree/settings
Change icons compact and widen to align better with focus icnos
Merge pull request #488 from latin-language-toolkit/remove-tree-settings-wheel-icon

Remove tree settings wheel icon and replace symbols
Use idHandler to get right root node id
Use sentence Id to infer the token Id instead of another token Id
Rename sId to sentenceId.
Add specs for idHandler.getId