usermanual: Obey the docbook schema for xmlto

dblatex was more forgiving, add missing tags to make xmlto happy

docs/chapters/firmware.xml

@@ -58,7 +58,8 @@ $ cd ../..
         <para>In case the NOR Flash of the SAM7 Microcontroller is either blank or has
         become corrupted the Microcontrollers support entering a mode called SAM-BA which
         then allows flashing the device using the <filename>sam</filename> application. The
-        SAM-BA mode can be easily entered by following the below procedure.
+        SAM-BA mode can be easily entered by following the below procedure.</para>
+
         <procedure>
             <title>Entering SAM-BA Mode</title>
             <step><para>Unplug the SIMtrace Hardware from USB.</para></step>
@@ -71,9 +72,9 @@ $ cd ../..
 
         <figure>
             <title>TEST Jumper</title>
-            <imageobject>
+            <mediaobject><imageobject>
                 <imagedata fileref="images/shortTEST.jpg" width="12cm"/>
-            </imageobject>
+            </imageobject></mediaobject>
         </figure>
 
         <note><title>v1.0p/v1.1p Hardware Owners</title>
@@ -81,14 +82,13 @@ $ cd ../..
             two LEDs are on when powering up the SIMtrace Hardware with the Jumper set.
             The reason for this is unknown but there are several workarounds:
             <itemizedlist>
-                <listitem>Press the RESET button while powering up.</listitem>
-                <listitem>In addition, remove the jumper and put it back.</listitem>
+                <listitem><para>Press the RESET button while powering up.</para></listitem>
+                <listitem><para>In addition, remove the jumper and put it back.</para></listitem>
             </itemizedlist>
 
             As soon as the two LEDs go off, the SAM-BA mode is properly entered.
             </para>
         </note>
-        </para>
         <para>The <command>sam</command> application can be compiled to either use libusb or
         normal files to program the device, depending on the drivers used you will
         need to configure the application one way or another. The programming can then

docs/chapters/installation.xml

@@ -34,9 +34,9 @@ $ <command>sudo</command> <command>apt-get</command> install wireshark simtrace
 ...
         </screen>
 
-        <note>The wireshark will only be installed if it is newer than the version
+        <note><para>The wireshark will only be installed if it is newer than the version
         provided by Ubuntu. Please verify that the above command installed a version
-        coming from the PPA.
+        coming from the PPA.</para>
         </note>
 
     </section>

docs/chapters/using_sniff.xml

@@ -66,7 +66,7 @@ simtrace - GSM SIM and smartcard tracing
         it basically can be used to intercept and analyze any traffic from (ISO7816)
         smart cards. This includes SIM cards, Pay TV cards (smart card for CAM),
         ATM cards, chip credit card, PKI smart cards, e-passport etc. etc. However
-        watch out: You have to make your chip card fitting in the “SIM card size”
+        watch out: You have to make your chip card fitting in the "SIM card size"
         ID-000 reader or build another adapter.</para>
     </section>
 </chapter>