display horizontal scrollbar when necessary for profiler messages

Author: fbourigault

Resources/public/style/httplug.css

@@ -25,8 +25,7 @@
     padding: 5px;
     flex: 1;
     margin: 5px;
-    overflow: hidden;
-    text-overflow: ellipsis;
+    overflow-x: auto;
     white-space: nowrap;
 }