Refactoring dapps to support API endpoints. (#1542)

* Refactoring dapps to support API endpoints.

* Using ContentHandler for unauthorized requests

dapps/src/handlers/mod.rs

@@ -0,0 +1,25 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Hyper handlers implementations.
+
+mod auth;
+mod content;
+mod redirect;
+
+pub use self::auth::AuthRequiredHandler;
+pub use self::content::ContentHandler;
+pub use self::redirect::Redirection;