Update New Session docs

include/newopen-session-dialog.html

@@ -37,23 +37,24 @@
   </figcaption>
 </figure>
 
+<p>
+  This page allows to type in the name of a session, select a folder to save it in, and
+  optionally use an existing <a href="@@session-templates">template</a>. The different
+  templates, both the "factory" ones and the ones created by the user, are easily
+  available on the left-side panel.
+</p>
+
 <figure class="right">
-  <img class="mini" src="/images/template_setup.png" alt="One of the Template Setup Dialogs">
+  <img class="mini" src="/images/template-setup.png" alt="Template Setup dialog">
   <figcaption>
-    One of the Template Setup Dialogs
+    Template Setup dialog for the Advanced template
   </figcaption>
 </figure>
 
 <p>
-  This page allows to type in the name of a session, select a folder to save it in, and
-  optionally use an existing <a href="@@session-templates">template</a>.
-</p>
-<p>
-  The different templates, both the "factory" ones and the ones created by the user,
-  are easily available on the left-side panel. Depending on the chosen template,
-  a specific Template Settings window may be shown, allowing the user to fine-tune
-  the details of the template and/or choose between the different options of the
-  template.
+  Depending on the chosen template, a specific Template Setup window may be shown,
+  allowing the user to fine-tune the details of the template and/or choose between
+  the different options of the template.
 </p>
 
 <p>
@@ -96,5 +97,8 @@
   <a href="@@audio-midi-setup">Audio/MIDI Setup</a> will be shown.
 </p>
 
-
-
+<p>
+  The New Session dialog also allows selecting session's time domain&nbsp;— either
+  audio time or beat (musical) time. This defines the defaut selection of visible
+  timeline rulers and units in which various markers operate in.
+</p>