Add word-break to corpus file list.

app/templates/corpora/corpus.html.j2

@@ -67,9 +67,9 @@
           </tr>
           {% for file in corpus.files %}
           <tr>
-            <td>{{ file.filename }}</td>
-            <td>{{ file.author }}</td>
-            <td>{{ file.title }}</td>
+            <td style="word-break: break-word;">{{ file.filename }}</td>
+            <td style="word-break: break-word;">{{ file.author }}</td>
+            <td style="word-break: break-word;">{{ file.title }}</td>
             <td>{{ file.publishing_year }}</td>
             <td class="right-align">
               <a class="btn-small waves-effect waves-light" href="{{ url_for('corpora.edit_corpus_file', corpus_file_id=file.id, corpus_id=corpus.id) }}"><i class="material-icons">edit</i></a>