Use a slightly bigger ISO for UX testion

The smaller one had no shutdown button and persistence configuration :(

wiki/src/download.inline.mdwn

@@ -99,7 +99,7 @@ Download and verify
   <a id="i_have_iso" href="" title="Select an ISO image to verify">I already have an ISO image.</a>
 
   <div id="download">
-  <a id="download-button" href='https://un.poivron.org/~sajolida/tails-ux-testing.iso' class="btn btn-lg btn-primary clearfix iso-url">
+  <a id="download-button" href='https://un.poivron.org/~sajolida/tails-ux-testing-2.iso' class="btn btn-lg btn-primary clearfix iso-url">
       <span id="download-button-label" class="pull-left">Download Tails <span class="iso-version">[[!inline pages="inc/stable_i386_version" raw="yes"]]</span> ISO image
         <small id="download-button-size">(<span class="iso-size-MiB">$SIZE</span> MiB)</small>
       </span>
@@ -178,7 +178,7 @@ Download and verify
           <span class="upgrade-clone">[[Open these instructions on another device|upgrade/clone#next]].</span>
           <span class="upgrade-tails">[[Install a temporary Tails|upgrade/tails#next]].</span>
         </p>
-        <p class="openpgp">If you are knowledgeable about OpenPGP, you can do additional verification using the <a href='https://un.poivron.org/~sajolida/tails-ux-testing.iso.sig'>OpenPGP signature.</a>. <a class="openpgp-learn" href="">Learn how to do that.</a></p>
+        <p class="openpgp">If you are knowledgeable about OpenPGP, you can do additional verification using the <a href=''>OpenPGP signature.</a>. <a class="openpgp-learn" href="">Learn how to do that.</a></p>
       </div>
       <a href="" class="btn btn-lg btn-link">Download again</a>
     </div>

wiki/src/install/v1/Tails/i386/stable/latest.yml

@@ -4,6 +4,6 @@ channel: stable
 product-name: Tails
 version: '1.7'
 target-files:
-- sha256: 6f04caf2854f2b37189b3abb334fc9dba9b3bf701339724b94ea8fa8c8167000
-  size: 468842496
-  url: https://un.poivron.org/~sajolida/tails-ux-testing.iso
+- sha256: 6e4b68cedfcd9a37ae83285da0a97b4b45abdf155aeb79df9c9cf40577d7ca2d
+  size: 559319040
+  url: https://un.poivron.org/~sajolida/tails-ux-testing-2.iso