doc: cli is no longer in the daemon subdirectory

Closes #271

Reported-by: @sumBTC
Signed-off-by: Christian Decker <decker.christian@gmail.com>

README.md

@@ -69,7 +69,7 @@ bitcoin-cli -testnet sendtoaddress <address> <amount>
 bitcoin-cli -testnet getrawtransaction <txid>
 
 # Notifies `lightningd` that there are now funds available:
-daemon/lightning-cli addfunds <rawtx>
+cli/lightning-cli addfunds <rawtx>
 ```
 
 Eventually `lightningd` will include its own wallet making this transfer easier, but for now this is how it gets its funds.