Implement missingDataFlag check

global_checks.py

 from util import BaseCheckList
 
 def check_missing_data_flag(frame, parameters):
+    if 'missingDataFlag' not in frame:
+        return frame
+    frame['check_missing_data_flag'] = (frame['missingDataFlag'] == 1)*1
     return frame
 
 class CheckList(BaseCheckList):