Fix some spaces on blank lines is source files

gnucash/gnome-utils/gnc-file.c

@@ -119,7 +119,7 @@ gnc_file_dialog_int (GtkWindow *parent,
                    NULL);
     if (multi)
         gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER (file_box), TRUE);
-    
+
     if (ok_icon)
         gnc_gtk_dialog_add_button(file_box, okbutton, ok_icon, GTK_RESPONSE_ACCEPT);
     else

libgnucash/engine/Account.cpp

@@ -992,7 +992,7 @@ gnc_account_class_init (AccountClass *klass)
                            "added before reconcile.",
                            FALSE,
                            static_cast<GParamFlags>(G_PARAM_READWRITE)));
-    
+
     g_object_class_install_property
     (gobject_class,
      PROP_PLACEHOLDER,
@@ -1865,12 +1865,12 @@ gnc_account_set_balance_dirty (Account *acc)
 void gnc_account_set_defer_bal_computation (Account *acc, gboolean defer)
 {
     AccountPrivate *priv;
-    
+
     g_return_if_fail (GNC_IS_ACCOUNT (acc));
-    
+
     if (qof_instance_get_destroying (acc))
         return;
-    
+
     priv = GET_PRIVATE (acc);
     priv->defer_bal_computation = defer;
 }

libgnucash/engine/Account.h

@@ -360,7 +360,7 @@ void gnc_account_set_balance_dirty (Account *acc);
  *
  *  @param acc Set the flag on this account. */
 void gnc_account_set_sort_dirty (Account *acc);
-    
+
 /** Set the defer balance flag. If defer is true, the account balance
  * is not automatically computed, which can save a lot of time if
  * multiple operations have to be done on the same account. If
@@ -371,7 +371,7 @@ void gnc_account_set_sort_dirty (Account *acc);
  *
  *  @param defer New value for the flag. */
 void gnc_account_set_defer_bal_computation (Account *acc, gboolean defer);
-    
+
 /** Insert the given split from an account.
  *
  *  @param acc The account to which the split should be added.
@@ -976,7 +976,7 @@ guint32 xaccAccountTypesValid(void);
  *  Asset or Liability type, but not a business account type
  *  (meaning not an Accounts Payable/Accounts Receivable). */
 gboolean xaccAccountIsAssetLiabType(GNCAccountType t);
-    
+
 /** Convenience function to return the fundamental type
  * asset/liability/income/expense/equity given an account type. */
 GNCAccountType xaccAccountTypeGetFundamental (GNCAccountType t);
@@ -1224,7 +1224,7 @@ void xaccAccountSetHidden (Account *acc, gboolean val);
  *  @return Whether or not this account should be "hidden". */
 gboolean xaccAccountIsHidden (const Account *acc);
 /** @} */
-    
+
 /** @name Account Auto Interest flag
  @{
  */