Summary: 7 instances, 7 unique

Text	Count
// TODO: Move to the primary.	1
// TODO: Remove this deserialization-serialization in the critical path.	1
// TODO [issue #7]: Do some accounting to prevent bad nodes from monopolizing our resources.	1
// TODO [issue #195]: Do some accounting to prevent bad nodes from monopolizing our resources.	1
// TODO [issue #3]: Prevent bad nodes from sending junk headers with high round numbers.	1
// TODO [issue #9]: Re-include batch digests that have not been sequenced into our next block.	1
// TODO: We should elect the leader of round r-2 using the common coin revealed at round r.	1