Merge pull request bnb-chain#942 from bnb-chain/hardfork_euler_mainnet

[R4R] Release For BSC v1.1.11

Merge pull request bnb-chain#888 from bnb-chain/develop

[R4R] Release For BSC v1.1.10

Merge pull request bnb-chain#850 from bnb-chain/develop

[R4R] Release v1.1.9

Merge pull request bnb-chain#743 from binance-chain/develop

[R4R] Release v1.1.8

Merge pull request bnb-chain#628 from guagualvcha/fix_state_inconsistent

[R4R]fix state inconsistent when doing diffsync

prepare for release v.1.1.6 (bnb-chain#603)

Merge pull request bnb-chain#550 from binance-chain/develop

Release v1.1.5

Merge pull request bnb-chain#506 from binance-chain/develop

[R4R] Release v1.1.4

Merge pull request bnb-chain#471 from guagualvcha/down_nil_issue

[R4R]fix downloader nil issue when the header is mising

prepare for release 1.1.2 (bnb-chain#381)