Fixes #286 Allow selection of message text

// FREEBIE

stylesheets/_conversation.scss

@@ -182,9 +182,13 @@
       border-bottom: 6px solid transparent;
     }
 
-    .content a {
+    .content {
+      -webkit-user-select: text;
+      a {
         word-break: break-all
       }
+    }
+
     p {
       margin: 0;
     }

stylesheets/manifest.css

@@ -562,6 +562,9 @@ input.search {
       top: 11px;
       border-top: 6px solid transparent;
       border-bottom: 6px solid transparent; }
+    .message-detail .bubble .content,
+    .message-list .bubble .content {
+      -webkit-user-select: text; }
       .message-detail .bubble .content a,
       .message-list .bubble .content a {
         word-break: break-all; }