added title focus on new post; tweaked tag input styles

lms/static/js/discussions-temp.js

@@ -268,6 +268,7 @@ function setTopic(e) {
 
 function newPost(e) {
 	$newPost.slideDown(300);
+	$('.new-post-title').focus();
 }
 
 function closeNewPost(e) {

lms/static/sass/_discussion.scss

@@ -393,6 +393,22 @@ body.discussion {
       box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3) inset;
     }
 
+    .tagsinput {
+      padding: 10px;
+      box-sizing: border-box;
+      border: 1px solid #333;
+      border-radius: 3px;
+      background: #fff;
+      font-family: 'Monaco', monospace;
+      font-size: 13px;
+      line-height: 1.6;
+      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3) inset;
+
+      span.tag {
+        margin-bottom: 0;
+      }
+    }
+
     .new-post-body .wmd-preview {
       @include discussion-wmd-preview;
       position: relative;