clear new comment on submit; include the newer autoexpander in jasmine

public/javascripts/app/views/commment_stream_view.js

@@ -29,7 +29,7 @@ app.views.CommentStream = app.views.Base.extend({
       "text" : this.$(".comment_box").val()
     });
 
-    this.$(".comment_box").empty()
+    this.$(".comment_box").val("")
     return this;
   },
 

spec/javascripts/app/views/comment_stream_view_spec.js

@@ -18,4 +18,12 @@ describe("app.views.CommentStream", function(){
       expect($.fn.autoResize.mostRecentCall.object.selector).toBe("textarea")
     })
   })
+
+  describe("createComment", function(){
+    it("clears the new comment textarea", function(){
+      $(this.view.el).html($("<textarea/>", {"class" : 'comment_box'}).val("hey"))
+      this.view.createComment()
+      expect(this.view.$(".comment_box").val()).toBe("")
+    })
+  })
 })

spec/javascripts/support/jasmine.yml

@@ -17,7 +17,7 @@ src_files:
   - public/javascripts/vendor/bootstrap/bootstrap-twipsy.js
   - public/javascripts/vendor/jquery.tipsy.js
   - public/javascripts/vendor/jquery.infinitescroll.min.js
-  - public/javascripts/vendor/jquery.autoresize.min.js
+  - public/javascripts/vendor/jquery.autoresize.js
   - public/javascripts/vendor/jquery.expander.js
   - public/javascripts/vendor/jquery.charcount.js
   - public/javascripts/vendor/timeago.js