fixed error "Failed to get convolution algorithm" on some systems

fixed error "dll load failed" on some systems
Expanded eyebrows line of face masks. It does not affect mask of FAN-x converter mode.

models/ModelBase.py

@@ -466,7 +466,7 @@ class ModelBase(object):
         return imagelib.equalize_and_stack_square (images)
 
     def generate_next_sample(self):
-        return [next(generator) for generator in self.generator_list]
+        return [ generator.generate_next() for generator in self.generator_list]
 
     def train_one_iter(self):
         sample = self.generate_next_sample()