Merge branch 'char-limit-mastofe' into 'develop'

Add char_limit to initial-state of mastofe

See merge request pleroma/pleroma!86

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

@@ -564,7 +564,8 @@ def index(%{assigns: %{user: user}} = conn, _params) do
         },
         push_subscription: nil,
         accounts: accounts,
-        custom_emojis: mastodon_emoji
+        custom_emojis: mastodon_emoji,
+        char_limit: Keyword.get(@instance, :limit)
       } |> Jason.encode!
       conn
       |> put_layout(false)