am f41eb87d: am 6797b9fa: doc change: add diff report 4 -> 5

Merge commit 'f41eb87df2c88c4a045dac5c073e8be87c5b0832' into eclair-mr2

* commit 'f41eb87df2c88c4a045dac5c073e8be87c5b0832':
  doc change: add diff report 4 -> 5