delete-chain-blocks: null out search_block_id.
delete-chain-blocks: null out search_block_id.

Rimbit/RimbitExplorer,ultracoindev/ultracoin-abe,ultracoindev/ultracoin-abe,BuckyGreen/latiumexplorer,Dilmacoin/dilmacoin-abe,Dilmacoin/dilmacoin-abe,machinecoin-project/machinecoin-blockchainexplorer-abe,leadcoin-reboot/leadcoin-abe,Rimbit/RimbitExplorer,cryptapus/bitcoin-abe,Cybnate/NuBits-Abe-explorer,cryptapus/bitcoin-abe,jonnynewbs/bitcoin-abe,jeorgen/bitcoin-abe,Max-Coin/maxcoin-abe,CraigsCoin/abe-craigscoin,CraigsCoin/abe-craigscoin,n00bsys0p/altcoin-abe,Cybnate/NuBits-Abe-explorer,gjhiggins/abe-bee2,gjhiggins/abe-bee2,muchbeli/bitcoin-abe,Cybnate/NuBits-Abe-explorer,machado-rev/HTMLCoinExplorer,BuckyGreen/latiumexplorer,gjhiggins/chaincoin-abe,muchbeli/bitcoin-abe,MatthewLM/PeercoinAbeExplorer,Serya05/bitcoin-abe,machado-rev/HTMLCoinExplorer,gjhiggins/altcoin-abe,gjhiggins/altcoin-abe,gjhiggins/abe-bee2,leadcoin-reboot/leadcoin-abe,n00bsys0p/altcoin-abe,mmitech/bitcoin-abe,jeromewu/bitcoin-abe-opennet,Cybnate/NuBits-Abe-explorer,BuckyGreen/latiumexplorer,BuckyGreen/latiumexplorer,machado-rev/HTMLCoinExplorer,ultracoindev/ultracoin-abe,muchbeli/bitcoin-abe,gjhiggins/chaincoin-abe,machinecoin-project/machinecoin-blockchainexplorer-abe,Rimbit/RimbitExplorer,MatthewLM/PeercoinAbeExplorer,MatthewLM/PeercoinAbeExplorer,Max-Coin/maxcoin-abe,UdjinM6/darkcoin-abe,ultracoindev/ultracoin-abe,muchbeli/bitcoin-abe,UdjinM6/darkcoin-abe,jonnynewbs/bitcoin-abe,MatthewLM/PeercoinAbeExplorer,machado-rev/HTMLCoinExplorer,jeromewu/bitcoin-abe-opennet,mmitech/bitcoin-abe,jeorgen/bitcoin-abe,ultracoindev/ultracoin-abe,Rimbit/RimbitExplorer,Serya05/bitcoin-abe,Cybnate/NuBits-Abe-explorer