Page Comparison

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1. the peering fixes:
   1. prevent peering with yourself https://github.com/hyperledger/besu/pull/3342
   2. index out of bounds on peer iteration <what's the PR for this?>
      1. is this it? Chain download failed due to IndexOutOfBoundsException in PipelineChainDownloader https://github.com/hyperledger/besu/issues/3304 PR https://github.com/hyperledger/besu/pull/3326
2. the sync fixes:
   1. Disable RocksDB TTL compaction https://github.com/hyperledger/besu/pull/3356

   2. Refactor to async retrieve blocks, and change peer when retrying to get a block https://github.com/hyperledger/besu/pull/3326
      

   3. Do not exit ChainDownloader in case of a generic CancellationException https://github.com/hyperledger/besu/pull/3319
      

3. Fix launcher https://github.com/hyperledger/besu/pull/3352
4. Handle NPE forkId https://github.com/hyperledger/besu/pull/3409