removed instructions for staking with externalcl

Author: Bloxster

src/advanced/bp-ext.md

@@ -1,24 +1,3 @@
 # Using an external consensus client as validator
 
-To enable external consensus clients, add the flags:
 
-```bash
---mine --miner.etherbase=...
-```
-or
-
-```bash
---mine --miner.miner.sigkey=...
-```
-
-Other supported options are:
-- `--miner.notify`: Comma separated HTTP URL list to notify of new work packages
-- `--miner.gaslimit`: Target gas limit for mined blocks (default: `36000000`)
-- `--miner.etherbase`: Public address for block mining rewards (default: "`0`")
-- `--miner.extradata`: Block extra data set by the miner (default: `client version`)
-- `--miner.noverify`: Disable remote sealing verification (default: `false`)
-- `--miner.noverify`: Disable remote sealing verification (default: `false`)
-- `--miner.sigfile`: Private key to sign blocks with
-- `--miner.recommit`: Time interval to recreate the block being mined (default: `3s`)
-- `--miner.gasprice`: This option sets the minimum gas price for mined transactions
-- `--miner.gastarget`: This option sets the maximum amount of gas that could be spent during a transaction.