ignore MAC meta files on import and also remove any such files from the course

STUD-1725

cms/envs/aws.py

@@ -151,6 +151,8 @@ TECH_SUPPORT_EMAIL = ENV_TOKENS.get('TECH_SUPPORT_EMAIL', TECH_SUPPORT_EMAIL)
 
 COURSES_WITH_UNSAFE_CODE = ENV_TOKENS.get("COURSES_WITH_UNSAFE_CODE", [])
 
+ASSET_IGNORE_REGEX = ENV_TOKENS.get('ASSET_IGNORE_REGEX', ASSET_IGNORE_REGEX)
+
 # Theme overrides
 THEME_NAME = ENV_TOKENS.get('THEME_NAME', None)
 

cms/envs/common.py

@@ -31,7 +31,7 @@ import lms.envs.common
 # Although this module itself may not use these imported variables, other dependent modules may.
 from lms.envs.common import (
     USE_TZ, TECH_SUPPORT_EMAIL, PLATFORM_NAME, BUGS_EMAIL, DOC_STORE_CONFIG, ALL_LANGUAGES, WIKI_ENABLED, MODULESTORE,
-    update_module_store_settings
+    update_module_store_settings, ASSET_IGNORE_REGEX
 )
 from path import path
 from warnings import simplefilter