fix docs navigation structure

Author: hotzenklotz

docs/mkdocs.yml

@@ -207,7 +207,6 @@ nav:
         - Segmentation mappings: webknossos/proofreading/segmentation_mappings.md
         - Tools: webknossos/proofreading/tools.md
         - Merger-mode: webknossos/proofreading/merger_mode.md
-        - Proofreading with skeletons: webknossos/proofreading/proofreading_with_skeletons.md
       - Synapse and Connectome Viewer: webknossos/connectome_viewer.md
       - Open source version:
         - Installation: webknossos/open_source/installation.md
@@ -257,23 +256,23 @@ nav:
     - API Reference:
       - Overview: api/webknossos.md
       - Geometry:
-        - BoundingBox: api/webknossos/geometry/boundingbox.md
-        - NDBoundingBox: api/webknossos/geometry/ndboundingbox.md
+        - BoundingBox: api/webknossos/geometry/bounding_box.md
+        - NDBoundingBox: api/webknossos/geometry/nd_bounding_box.md
         - Mag: api/webknossos/geometry/mag.md
-        - Vec3Int: api/webknossos/geometry/vec3int.md
-        - VecInt: api/webknossos/geometry/vecint.md
+        - Vec3Int: api/webknossos/geometry/vec3_int.md
+        - VecInt: api/webknossos/geometry/vec_int.md
       - Dataset:
         - Dataset: api/webknossos/dataset/dataset.md
         - Layer: api/webknossos/dataset/layer.md
-        - MagView: api/webknossos/dataset/magview.md
+        - MagView: api/webknossos/dataset/mag_view.md
         - View: api/webknossos/dataset/view.md
       - Annotation: api/webknossos/annotation/annotation.md
       - Skeleton:
         - Skeleton: api/webknossos/skeleton/skeleton.md
         - Group: api/webknossos/skeleton/group.md
         - Tree: api/webknossos/skeleton/tree.md
         - Node: api/webknossos/skeleton/node.md
-      - Authentication & Server Context: api/webknossos/client/webknossos_context.md
+      - Authentication & Server Context: api/webknossos/client/context.md
       - Administration:
         - User: api/webknossos/administration/user.md
         - Project: api/webknossos/administration/project.md