Rename tawashi to duckbin.

The library that used to be "tawashi_implem" now
is simply called tawashi.

src/tawashi_implem/cgi_post.hpp

@@ -1,40 +0,0 @@
-/* Copyright 2017, Michele Santullo
- * This file is part of "tawashi".
- *
- * "tawashi" 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.
- *
- * "tawashi" 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 "tawashi".  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#include "tawashi_exception.hpp"
-#include <boost/container/flat_map.hpp>
-#include <string>
-#include <istream>
-#include <cstddef>
-
-namespace tawashi {
-	class UnsupportedContentTypeException : public TawashiException {
-	public:
-		explicit UnsupportedContentTypeException (const boost::string_ref& parMessage);
-	};
-
-	namespace cgi {
-		class Env;
-
-		typedef boost::container::flat_map<std::string, std::string> PostMapType;
-
-		const PostMapType& read_post (std::istream& parSrc, const Env& parEnv);
-		const PostMapType& read_post (std::istream& parSrc, const Env& parEnv, std::size_t parMaxLen);
-	} //namespace cgi
-} //namespace tawashi