began to rewrite transcoded file name generation 'algorithm'
updated transcoded file name generation 'algorithm'
updated feed saving criteria: to save its id in mongodb as one of the keys
relink task.py and config.py with proper path set
corrected path appending syntax
replace all feed_name in task.py with feed_id
replace all feed_name with feed_id, if necessary
removed unnecessary %s
autopep8ed
removed all base64 wrappings