Pass raw=True when subscribing to headers

Remove use of deprecated bitcoin address

scripts/block_headers

@@ -21,7 +21,8 @@ if not network.is_connected():
 
 # 2. send the subscription
 callback = lambda response: print_msg(json_encode(response.get('result')))
-network.send([('blockchain.headers.subscribe',[])], callback)
+network.send([('server.version',["block_headers script", "1.2"])], callback)
+network.send([('blockchain.headers.subscribe',[True])], callback)
 
 # 3. wait for results
 while network.is_connected():

scripts/watch_address

@@ -2,6 +2,7 @@
 
 import sys
 import time
+from electrum import bitcoin
 from electrum import SimpleConfig, Network
 from electrum.util import print_msg, json_encode
 
@@ -11,6 +12,8 @@ except Exception:
     print("usage: watch_address <bitcoin_address>")
     sys.exit(1)
 
+sh = bitcoin.address_to_scripthash(addr)
+
 # start network
 c = SimpleConfig()
 network = Network(c)
@@ -26,7 +29,7 @@ if not network.is_connected():
 
 # 2. send the subscription
 callback = lambda response: print_msg(json_encode(response.get('result')))
-network.send([('blockchain.address.subscribe',[addr])], callback)
+network.send([('blockchain.scripthash.subscribe',[sh])], callback)
 
 # 3. wait for results
 while network.is_connected():