Add statusnet_profile_url to the TwAPI.

lib/pleroma/web/twitter_api/representers/user_representer.ex

@@ -28,7 +28,8 @@ def to_map(user, opts) do
       "profile_image_url_https" => image,
       "profile_image_url_profile_size" => image,
       "profile_image_url_original" => image,
-      "rights" => %{}
+      "rights" => %{},
+      "statusnet_profile_url" => user.ap_id
     }
 
     map

test/web/twitter_api/representers/user_representer_test.exs

@@ -48,7 +48,8 @@ test "A user" do
       "profile_image_url_profile_size" => image,
       "profile_image_url_original" => image,
       "following" => false,
-      "rights" => %{}
+      "rights" => %{},
+      "statusnet_profile_url" => user.ap_id
     }
 
     assert represented == UserRepresenter.to_map(user)
@@ -72,7 +73,8 @@ test "A user for a given other follower", %{user: user} do
       "profile_image_url_profile_size" => image,
       "profile_image_url_original" => image,
       "following" => true,
-      "rights" => %{}
+      "rights" => %{},
+      "statusnet_profile_url" => user.ap_id
     }
 
     assert represented == UserRepresenter.to_map(user, %{for: follower})