add sending to readme

Author: bkerley

README.md

@@ -26,10 +26,14 @@ And of course each account has its own balance too:
 
 ## Transactions
 
-You can get all the transactions in an account too:
+You can get all the transactions in an account:
 
     ransom.transactions # => [#<Bitcoind::Transaction abadbabe123deadbeef 2.19 to eve-online ransoms at 2011-02-19 16:21:09 -0500>]
 
+You can send money from an account too:
+
+    ransom.send_to 'destinationaddress', 2 # => #<Bitcoind::Account deadbeef888abadbeef UNCONFIRMED>
+
 ## Making Accounts
 
 Creating an account with an associated address is done through the accounts interface: