GPencil: Layers and Materials Specials menu updates

Rename and separate Layers and Materials Specials menu from other buttons for better consistency

Reviewed By: antoniov

Differential Revision: https://developer.blender.org/D6271

release/scripts/startup/bl_ui/properties_data_gpencil.py

@@ -77,7 +77,7 @@ class DATA_PT_context_gpencil(DataButtonsPanel, Panel):
 
 
 class GPENCIL_MT_layer_context_menu(Menu):
-    bl_label = "Layer"
+    bl_label = "Layer Specials"
 
     def draw(self, context):
         layout = self.layout
@@ -137,6 +137,8 @@ class DATA_PT_gpencil_layers(DataButtonsPanel, Panel):
         sub.operator("gpencil.layer_add", icon='ADD', text="")
         sub.operator("gpencil.layer_remove", icon='REMOVE', text="")
 
+        sub.separator()
+
         if gpl:
             sub.menu("GPENCIL_MT_layer_context_menu", icon='DOWNARROW_HLT', text="")
 

release/scripts/startup/bl_ui/properties_grease_pencil_common.py

@@ -858,6 +858,8 @@ class GreasePencilMaterialsPanel:
                 col.operator("object.material_slot_add", icon='ADD', text="")
                 col.operator("object.material_slot_remove", icon='REMOVE', text="")
 
+            col.separator()
+
             col.menu("GPENCIL_MT_color_context_menu", icon='DOWNARROW_HLT', text="")
 
             if is_sortable:

release/scripts/startup/bl_ui/properties_material_gpencil.py

@@ -28,7 +28,7 @@ from bl_ui.properties_grease_pencil_common import (
 
 
 class GPENCIL_MT_color_context_menu(Menu):
-    bl_label = "Layer"
+    bl_label = "Material Specials"
 
     def draw(self, _context):
         layout = self.layout