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	Various warning fixes in the test suite.	测试套件中的多项警告修复。
	Update code to internally use `boost::allocator_traits`.	将内部代码更新为使用 `boost::allocator_traits` 。
	Switch to Fibonacci hashing.	切换至斐波那契哈希算法。
	Update documentation to be written in AsciiDoc instead of QuickBook.	将文档编写格式从 QuickBook 切换为 AsciiDoc。
	Release 1.67.0	版本 1.67.0
	Improved {cpp}17 support:	增强 C{plus}{plus}17 标准兼容性：
	Add template deduction guides from the standard. Use a simple implementation of `optional` in node handles, so that they're closer to the standard. ** Add missing `noexcept` specifications to `swap`, `operator=` and node handles, and change the implementation to match. Using `std::allocator_traits::is_always_equal`, or our own implementation when not available, and `boost::is_nothrow_swappable` in the implementation.	新增标准的模板推导指南。在节点句柄中采用简化的 `optional` 实现，以使其更符合标准规范。 ** 为 `swap` 、 `operator=` 及节点句柄补充缺失的 `noexcept` 规范，调整实现以符合规范要求。在实现中使用 `std::allocator_traits::is_always_equal` （若该特性不可用则采用自有实现），以及 `boost::is_nothrow_swappable` 在实现中。
:136	Improved {cpp}20 support:	增强 C{plus}{plus}20 标准兼容性：
	** Use `boost::to_address`, which has the proposed {cpp}20 semantics, rather than the old custom implementation.	** 使用具有 C{plus}{plus}20 提案语义的 `boost::to_address` ，来替代原有的自定义实现。
	Add `element_type` to iterators, so that `std::pointer_traits`	向迭代器添加 `element_type` 类型定义，以支持 `std::pointer_traits` 的
	will work.	正常工作。
	Use `std::piecewise_construct` on recent versions of Visual {cpp},	在新版 Visual C{plus}{plus} 及
	and other uses of the Dinkumware standard library, now using Boost.Predef to check compiler and library versions.	其他使用 Dinkumware 标准库的环境中使用 `std::piecewise_construct` ，现在使用 Boost.Predef 来检查编译器和标准库版本。
	Use `std::iterator_traits` rather than the boost iterator traits	使用 `std::iterator++_++traits` 替代 boost 迭代器特征库，
	in order to remove dependency on Boost.Iterator.	以消除对 Boost.Iterator 的依赖。
	Remove iterators' inheritance from `std::iterator`, which is	移除迭代器对 `std::iterator` 的继承
	deprecated in {cpp}17, thanks to Daniela Engert ({github-pr-url}/7[PR#7^]).	（该基类在 C{plus}{plus}17 中已弃用），感谢 Daniela Engert的贡献(https://github.com/boostorg/unordered/pull/7[PR#7])。
	Stop using `BOOST_DEDUCED_TYPENAME`.	停止使用 `BOOST_DEDUCED_TYPENAME` 。
	Update some Boost include paths.	更新部分 Boost 头文件包含路径。
	Rename some internal methods, and variables.	重命名部分内部方法和变量。
	Various testing improvements.	多项测试改进。
	Miscellaneous internal changes.	多项内部变更。
	Release 1.66.0	版本 1.66.0
	Simpler move construction implementation.	更简化的移动构造实现。
	Documentation fixes ({github-pr-url}/6[GitHub #6^]).	文档修正(https://github.com/boostorg/unordered/pull/6[GitHub #6])。
	Release 1.65.0	版本 1.65.0
	Add deprecated attributes to `quick_erase` and `erase_return_void`.	向 `quick_erase` 和 `erase_return_void` 添加弃用属性。
	I really will remove them in a future version this time.	本次确认将在未来版本中移除这两个接口。
	Small standards compliance fixes:	局部标准符合性修正：
	`noexpect` specs for `swap` free functions. Add missing `insert(P&&)` methods.	`swap` 自由函数的 `noexcept` 规范。补充缺失的 `insert(P&&)` 方法。
	Release 1.64.0	版本 1.64.0

	English	Chinese (Simplified Han script)	Actions
	:idprefix: changes_ :svn-ticket-url: https://svn.boost.org/trac/boost/ticket :github-pr-url: https://github.com/boostorg/unordered/pull :cpp: C++	:idprefix: changes_ :svn-ticket-url: https://svn.boost.org/trac/boost/ticket :github-pr-url: https://github.com/boostorg/unordered/pull :cpp: C++
	a new algorithm based on extended multiplication by a constant.	基于常量扩展乘法的新算法）。
	Fixed bug in internal emplace() impl where stack-local types were not properly	修复内部 emplace() 实现中存在的缺陷：
	Refactor internal implementation to be dramatically faster	重构内部实现以显著提升性能
	Allow `final` Hasher and KeyEqual objects	允许使用 `final` 修饰的 Hasher 和 KeyEqual 对象
	All containers have been updated to support heterogeneous `count`, `equal_range` and `find`. All containers now implement the member function `contains`. ** `erase_if` has been implemented for all containers.	所有容器均已完成升级，支持异构查找操作 `count` 、 `equal_range` 及 `find` 。所有容器现均已实现成员函数 `contains` 。 ** 所有容器均已实现 `erase_if` 功能。
	Improved {cpp}23 support:	增强 C{plus}{plus}23 标准兼容性：
	** All containers have been updated to support heterogeneous `erase` and `extract`.	** 所有容器均已完成升级，支持异构版本的 `erase` 与 `extract` 操作。
	Changed behavior of `reserve` to eagerly	更改 `reserve` 的行为，
	allocate ({github-pr-url}/59[PR#59^]).	使其立即分配桶数组空间(https://github.com/boostorg/unordered/pull/59[PR#59])。
	Improved {cpp}17 support:	增强 C{plus}{plus}17 标准兼容性：
	Add template deduction guides from the standard. Use a simple implementation of `optional` in node handles, so that they're closer to the standard. ** Add missing `noexcept` specifications to `swap`, `operator=` and node handles, and change the implementation to match. Using `std::allocator_traits::is_always_equal`, or our own implementation when not available, and `boost::is_nothrow_swappable` in the implementation.	新增标准的模板推导指南。在节点句柄中采用简化的 `optional` 实现，以使其更符合标准规范。 ** 为 `swap` 、 `operator=` 及节点句柄补充缺失的 `noexcept` 规范，调整实现以符合规范要求。在实现中使用 `std::allocator_traits::is_always_equal` （若该特性不可用则采用自有实现），以及 `boost::is_nothrow_swappable` 在实现中。
	and other uses of the Dinkumware standard library, now using Boost.Predef to check compiler and library versions.	其他使用 Dinkumware 标准库的环境中使用 `std::piecewise_construct` ，现在使用 Boost.Predef 来检查编译器和标准库版本。
	in order to remove dependency on Boost.Iterator.	以消除对 Boost.Iterator 的依赖。
	Remove iterators' inheritance from `std::iterator`, which is	移除迭代器对 `std::iterator` 的继承
	deprecated in {cpp}17, thanks to Daniela Engert ({github-pr-url}/7[PR#7^]).	（该基类在 C{plus}{plus}17 中已弃用），感谢 Daniela Engert的贡献(https://github.com/boostorg/unordered/pull/7[PR#7])。
	Stop using `BOOST_DEDUCED_TYPENAME`.	停止使用 `BOOST_DEDUCED_TYPENAME` 。
	Add deprecated attributes to `quick_erase` and `erase_return_void`.	向 `quick_erase` 和 `erase_return_void` 添加弃用属性。
	I really will remove them in a future version this time.	本次确认将在未来版本中移除这两个接口。
	`noexpect` specs for `swap` free functions. Add missing `insert(P&&)` methods.	`swap` 自由函数的 `noexcept` 规范。补充缺失的 `insert(P&&)` 方法。
	Release 1.64.0	版本 1.64.0
	Initial support for new {cpp}17 member functions:	初步支持 C{plus}{plus}17 新成员函数：
	`insert_or_assign` and `try_emplace` in `unordered_map`,	`unordered_map` 中的 `insert_or_assign` 和 `try_emplace`，
	Initial support for `merge` and `extract`.	初步支持 `merge` 与 `extract` 操作。
	Does not include transferring nodes between `unordered_map` and `unordered_multimap` or between `unordered_set` and `unordered_multiset` yet. That will hopefully be in the next version of Boost.	目前尚未支持在 `unordered_map` 与 `unordered_multimap` 之间，或 `unordered_set` 与 `unordered_multiset` 之间转移节点。该功能有望在下一版 Boost 中提供。
	Release 1.63.0	版本 1.63.0
	Check hint iterator in `insert`/`emplace_hint`.	检查 `insert` / `emplace_hint` 操作中提示迭代器的有效性。
	Fix some warnings, mostly in the tests.	修复部分警告（主要出现在测试中）。
	Fix an exception safety issue in assignment. If bucket allocation	修复赋值操作中的异常安全问题。若桶分配过程
	Release 1.36.0	版本 1.36.0

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