Merge ~pelpsi/launchpad:long-translations-hints-do-not-wrap into launchpad:master

[Simone Pelosi]

Long translations hints do not wrap and cause the save and continue button to be offscreen

Added css rule white-space:pre-wrap to wrap long translation hints

LP: #1475300

[Colin Watson (cjwatson)]

review: Approve

diff --git a/lib/lp/translations/templates/currenttranslationmessage-translate-one.pt b/lib/lp/translations/templates/currenttranslationmessage-translate-one.pt
index 3035499..2dde4d2 100644
--- a/lib/lp/translations/templates/currenttranslationmessage-translate-one.pt
+++ b/lib/lp/translations/templates/currenttranslationmessage-translate-one.pt
@@ -92,7 +92,7 @@
     <span class="sprite info" title="Developer's note to translators"></span>
   </th>
   <td>
-    <pre class="lesser" tal:content="view/source_comment">
+    <pre class="lesser" tal:content="view/source_comment" style="white-space: pre-wrap;">
       This refers to the content type.
     </pre>
   </td>