More capital letter advices

Doc/course.xml

@@ -605,8 +605,10 @@ drwxr-xr-x 4 goik fb1prof 4096 Nov  8 22:04 ..
         connection to a local (<varname>localhost</varname> network interface)
         database server. With respect to the introduction given in <xref
         linkend="mysql"/> we assume the existence of a database
-        <code>hdm</code> and a corresponding account (hdmuser/Password
-        <code>XYZ</code>) on our database server.</para>
+        <code>hdm</code> and a corresponding account <quote>hdmuser</quote>
+        and password <quote><code>XYZ</code></quote> (<emphasis
+        role="bold">capital letters!</emphasis>) on our database
+        server.</para>
         <figure xml:id="figureConfigJdbcConnection">
           <title>Configuring a <trademark