clang-format updates

Run with clang-format-6.0 and update to latest .clang-format
as listed in the docs repository.

Change-Id: I40fb686cc66adf56b2c1b5277ac1c44b64b89349
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/dbus.hpp b/dbus.hpp
index c572d99..50dcdfb 100644
--- a/dbus.hpp
+++ b/dbus.hpp
@@ -98,5 +98,5 @@
                                  const std::string& service,
                                  const std::string& objPath,
                                  const std::string& interface);
-}
-}
+} // namespace logging
+} // namespace ibm