Merge branch 'release/0.9.26'

cmd/geth/admin.go

cmd/geth/blocktestcmd.go

cmd/geth/chaincmd.go

cmd/geth/js.go

cmd/geth/main.go

cmd/mist/assets/examples/coin.html

cmd/mist/main.go

cmd/utils/cmd.go

cmd/utils/flags.go

common/db.go

core/block_processor.go

core/block_processor_test.go

core/blocks.go

core/chain_manager.go

core/manager.go

core/state/log.go

core/types/receipt.go

eth/downloader/downloader.go

eth/handler.go

eth/sync.go