clean up node naming

backend/nodes/__init__.py

@@ -1,63 +1,60 @@
 # Import all node modules to trigger @register_node decorators.
 from backend.nodes import (
     # IO
+    colormap,
+    crop_resize,
+    fft_2d_invert,
+    filter_fft_1d,
+    filter_fft_2d,
+    filter_gaussian,
+    filter_median,
+    flip,
+    font,
     image,
-    ibw_note,
     image_demo,
     folder,
     coordinate,
     coordinate_pair,
+    level_facet,
+    level_plane,
+    level_poly,
+    mask_draw,
+    mask_threshold,
+    note,
     number,
     range_slider,
+    rotate,
     save,
-    save_image,
-    # Filters
-    gaussian_filter,
-    median_filter,
     edge_detect,
-    fft_filter_1d,
-    fft_filter_2d,
-    # Modify
     colormap_adjust,
-    crop_resize_field,
-    rotate_field,
-    flip_field,
-    # Level
-    plane_level_field,
-    facet_level_field,
-    poly_level_field,
     fix_zero,
     line_correction,
     # Mask
-    draw_mask,
-    threshold_mask,
     mask_morphology,
     mask_invert,
     mask_operations,
     grain_distance_transform,
+    save_layers,
     # Correction
     scar_removal,
     # Display
-    color_map,
-    font_node,
     annotations,
     angle_measure,
     markup,
     preview_image,
+    statistics,
     view_3d,
     print_table,
     value_display,
     # Analysis
     curvature,
     fractal_dimension,
-    statistics_node,
     histogram,
     acf_2d,
     acf_1d,
     cursors,
     fft_2d,
     psdf,
-    inverse_fft_2d,
     cross_section,
     stats,
     watershed_segmentation,