compile fix

src/BirdsiteLive/Views/Users/Index.cshtml

@@ -1,5 +1,4 @@
-@using Tweetinvi.Streams.Model.AccountActivity
-@model DisplayTwitterUser
+@model DisplayTwitterUser
 @{
     ViewData["Title"] = "User";
 }
@@ -45,4 +44,4 @@
             <input type="text" name="textbox" value="@ViewData.Model.InstanceHandle" onclick="this.select()" class="form-control" readonly />
         </div>
     }
-</div>
+</div>