Changes to section_telemetry-measurements

Made libvirt lower-case, changed HyperV to Hyper-V, removed extra space
after period, removed unnecessary comma

Change-Id: Icd40bc98e35b463ba25793c2ad0ef094c2b9c4da

doc/admin-guide-cloud/telemetry/section_telemetry-measurements.xml

@@ -107,7 +107,7 @@
     <para>The Telemetry module supports to create new meters by using
       transformers. For more details about transformers see
       <xref linkend="section_telemetry-pipeline-transformers"/>. Among the meters
-      gathered from Libvirt and HyperV there are a few ones, which are generated from
+      gathered from libvirt and Hyper-V there are a few ones which are generated from
       other meters. The list of meters that are created by using the
       <literal>rate_of_change</literal> transformer from the above table is
       the following:</para>
@@ -154,7 +154,7 @@
       </itemizedlist>
     <note>
       <para>To enable the libvirt <literal>memory.usage</literal> support,
-      you need to install Libvirt version 1.1.1+, Qemu version 1.5+, and
+      you need to install libvirt version 1.1.1+, Qemu version 1.5+, and
       you also need to prepare suitable balloon driver in the image. It is
       applicable particularly for Windows guests, most modern Linux
       distributions already have it built in. Telemetry is not able to