GUACAMOLE-747: Merge documentation directing users to example branding extension.

diff --git a/src/chapters/configuring.xml b/src/chapters/configuring.xml
index 435b19e..4de49e0 100644
--- a/src/chapters/configuring.xml
+++ b/src/chapters/configuring.xml
@@ -5495,6 +5495,24 @@
                                         omitted, the first container in the pod will be used.</para>
                                 </entry>
                             </row>
+                            <row>
+                                <entry><parameter>exec-command</parameter></entry>
+                                <entry>
+                                    <para><indexterm>
+                                            <primary>Kubernetes</primary>
+                                            <secondary>command</secondary>
+                                        </indexterm>The command to run within the container, with
+                                        input and output attached to this command's process.
+                                            <emphasis>This parameter is optional.</emphasis> If
+                                        omitted, no command will be run, and input/output will
+                                        instead be attached to the main process of the
+                                        container.</para>
+                                    <para>When this parameter is specified, the behavior of the
+                                        connection is analogous to running <command>kubectl
+                                            exec</command>. When omitted, the behavior is analogous
+                                        to running <command>kubectl attach</command>.</para>
+                                </entry>
+                            </row>
                         </tbody>
                     </tgroup>
                 </informaltable>
diff --git a/src/chapters/installing.xml b/src/chapters/installing.xml
index 423497f..92bf162 100644
--- a/src/chapters/installing.xml
+++ b/src/chapters/installing.xml
@@ -226,12 +226,32 @@
                             </entry>
                         </row>
                         <row>
-                            <entry><link xl:href="http://www.ossp.org/pkg/lib/uuid/">OSSP
-                                    UUID</link></entry>
+                            <entry>libuuid (part of <link xmlns:xlink="http://www.w3.org/1999/xlink"
+                                    xlink:href="https://www.kernel.org/pub/linux/utils/util-linux/"
+                                    >util-linux</link>)</entry>
                             <entry>
-                                <para>OSSP UUID is used by libguac to assign unique IDs to each
-                                    Guacamole connection. These unique IDs are the basis for
-                                    connection sharing support.</para>
+                                <para>libuuid is used by libguac to assign unique, internal IDs to
+                                    each Guacamole user and connection. These unique IDs are the
+                                    basis for connection sharing support.</para>
+                                <informaltable frame="none" rowheader="firstcol">
+                                    <tgroup cols="2">
+                                        <colspec colname="c1" colnum="1" colwidth="1.0*"/>
+                                        <colspec colname="c2" colnum="2" colwidth="1.0*"/>
+                                        <tbody>
+                                            <row>
+                                                <entry>Debian / Ubuntu package</entry>
+                                                <entry><package>uuid-dev</package></entry>
+                                            </row>
+                                            <row>
+                                                <entry>Fedora / CentOS / RHEL package</entry>
+                                                <entry><package>libuuid-devel</package></entry>
+                                            </row>
+                                        </tbody>
+                                    </tgroup>
+                                </informaltable>
+                                <para>If libuuid is unavailable, the <link
+                                        xl:href="http://www.ossp.org/pkg/lib/uuid/">OSSP UUID</link>
+                                    library may also be used:</para>
                                 <informaltable frame="none" rowheader="firstcol">
                                     <tgroup cols="2">
                                         <colspec colname="c1" colnum="1" colwidth="1.0*"/>
diff --git a/src/chapters/reverse-proxy.xml b/src/chapters/reverse-proxy.xml
index f6c372d..0e9106c 100644
--- a/src/chapters/reverse-proxy.xml
+++ b/src/chapters/reverse-proxy.xml
@@ -220,6 +220,26 @@
 }</programlisting>
             </informalexample>
         </section>
+        <section xml:id="nginx-file-upload-size">
+            <title>Adjusting file upload limits</title>
+            <para>When proxying Guacamole through Nginx, you may run into issues with the default
+                limitations that Nginx places on file uploads (1MB). The errors you receive can
+                be non-intuitive (permission denied, for example), but may be indicative of these
+                limits. The <code>client_max_body_size</code> parameter can be set within the
+                <code>location</code> block to configure the maximum file upload size:</para>
+            <informalexample>
+                <programlisting>location /guacamole/ {
+    proxy_pass http://<replaceable>HOSTNAME</replaceable>:<replaceable>8080</replaceable>/guacamole/;
+    proxy_buffering off;
+    proxy_http_version 1.1;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection $http_connection;
+    <emphasis>client_max_body_size <replaceable>1g</replaceable>;</emphasis>
+    access_log off;
+}</programlisting>
+            </informalexample>
+        </section>
     </section>
     <section xml:id="apache">
         <title>Apache and <package>mod_proxy</package></title>