memory optimization for CLIP interrogator

changed default cfg_scale to a higher value

modules/lowvram.py

@@ -5,6 +5,16 @@ module_in_gpu = None
 cpu = torch.device("cpu")
 device = gpu = get_optimal_device()
 
+
+def send_everything_to_cpu():
+    global module_in_gpu
+
+    if module_in_gpu is not None:
+        module_in_gpu.to(cpu)
+
+    module_in_gpu = None
+
+
 def setup_for_low_vram(sd_model, use_medvram):
     parents = {}