model/traffic/heron/stats_summary.py (3 lines):
	- line 129: # TODO: This method needs to be made robust, interleaved unique
	- line 131: # TODO: Maybe introduce aggregation time bucket into metric client
	- line 133: # TODO: Or just accept the timer frequency of the metrics as an


model/topology/heron/queueing_theory.py (2 lines):
	- line 116: # TODO: check spout traffic keys are integers!
	- line 127: # TODO: We need to make this cleaner? Add start and end to topo model?


api/router.py (2 lines):
	- line 45: # TODO: Consider making a copy of this for each model/resource to prevent
	- line 52: # TODO: Consider making a copy of this for each heron model to prevent


model/topology/heron/queueing_models.py (1 line):
	- line 145: # TODO: this is validation code and should be moved to test case runners


metrics/heron/topology/routing_probabilities.py (1 line):
	- line 249: # TODO: Look at other summary methods for ISAP time series


graph/analysis/heron/arrival_rates.py (1 line):
	- line 29: # TODO: make this function configurable


performance_prediction/util/util.py (1 line):
	- line 77: # TODO: How do we factors in different container sizes + padding?


common/heron/zookeeper.py (1 line):
	- line 137: # TODO: Look at authentication issues.


traffic_provider/predicted_traffic.py (1 line):
	- line 84: """TODO: Also predict service times for all components!"""