add bulk actions and filter to the moderation view.

move delete- and publish-comment methods from comment.py to moderation.py.

svn path=/plone.app.discussion/trunk/; revision=27670

plone/app/discussion/browser/stylesheets/discussion.css

@@ -50,8 +50,8 @@
 /* Moderation View
    ---------------------------------------------------------------- */
 
-.filter {
-	margin-left: 0 !important;
+ul.filter {
+	margin: 0.5em 0 0.5em 0em;
 }
 .filter li {
 	display: inline;
@@ -60,3 +60,11 @@
 .filter li a:link {
 	border-bottom: 0px solid transparent;
 }
+
+.filter form {
+	display: inline;
+}
+
+#dobulkaction {
+	margin: 0.2em 0;
+}