Add --untrusted option to pull and pull-local

https://bugzilla.gnome.org/show_bug.cgi?id=764125

Closes: #221
Approved by: cgwalters

man/ostree-pull-local.xml

@@ -80,6 +80,14 @@ Boston, MA 02111-1307, USA.
                     Do no invoke fsync().
                 </para></listitem>
             </varlistentry>
+
+            <varlistentry>
+                <term><option>--untrusted</option></term>
+
+                <listitem><para>
+                    Do not trust source, verify checksums and don't hardlink into source.
+                </para></listitem>
+            </varlistentry>
         </variablelist>
     </refsect1>
 

man/ostree-pull.xml

@@ -73,6 +73,14 @@ Boston, MA 02111-1307, USA.
                 </para></listitem>
             </varlistentry>
 
+            <varlistentry>
+                <term><option>--untrusted</option></term>
+
+                <listitem><para>
+                    Do not trust local sources, verify checksums and don't hardlink into source.
+                </para></listitem>
+            </varlistentry>
+
             <varlistentry>
                 <term><option>--disable-static-deltas</option></term>