Removing $Id$ markers and stripping trailing whitespace from the codebase.

samples/tutorial/src/main/java/bigbank/Account.java

@@ -7,7 +7,6 @@ package bigbank;
  * as opposed to what they ideally would be doing.
  *
  * @author Ben Alex
- * @version $Id$
  */
 public class Account {
     private long id = -1;

samples/tutorial/src/main/java/bigbank/SeedData.java

@@ -13,9 +13,9 @@ public class SeedData implements InitializingBean{
         bankDao.createOrUpdateAccount(new Account("scott"));
         bankDao.createOrUpdateAccount(new Account("peter"));
     }
-    
+
     public void setBankDao(BankDao bankDao) {
         this.bankDao = bankDao;
     }
-    
+
 }