Changes to engine file extensions structure

src/engines/blender/blender_engine.py

@@ -11,6 +11,7 @@ class Blender(BaseRenderEngine):
 
     install_paths = ['/Applications/Blender.app/Contents/MacOS/Blender']
     binary_names = {'linux': 'blender', 'windows': 'blender.exe', 'macos': 'Blender'}
+    file_extensions = ['blend']
 
     @staticmethod
     def downloader():
@@ -26,10 +27,6 @@ class Blender(BaseRenderEngine):
         from src.engines.blender.blender_ui import BlenderUI
         return BlenderUI.get_options(self)
 
-    @staticmethod
-    def supported_extensions():
-        return ['blend']
-
     def version(self):
         version = None
         try: