[build] Upgrade the MMF SDK from V4.0.0 to V4.1.0

1. Delete some useless files
	2. Add .gitignore file
	3. add cv181x board configs

Change-Id: I1f09f71cfa2cc6ee9ab5d8ad3d3570a48a9e9ba3

build/scripts/gen_sensor_config.py

@@ -129,6 +129,10 @@ def gen_sensor_tuning_param_list():
                             for x in xlist:
                                 temp_chip_list.append("CHIP_" + x)
 
+                    if len(temp_chip_list) == 0:
+                        print("Error: chip list is mismatch between isp_tuning and build/boards, pls check!!!")
+                        return kconfig_param_config_default_tmpl
+
                     temp_str = kconfig_param_config_menu_tmpl.format(
                         " || ".join(temp_chip_list),
                         customers,