* xalan-c: Remove use of obsolete unary_ and binary_function for C++17 compatibility
* [xerces-c] Improve port stability by adding control over ICU dependency
* [xerces-c] Update to 3.2.2
* [xalan-c] Build against xerces-c 3.2.2 and include extra patches
* [xalan-c] Use new vcpkg_extract_source_archive_ex()
* [xerces-c] Use vcpkg_fixup_cmake_targets
* [xerces-c] Disable vcpkg_test_cmake due to misbehavior in x64
* [xerces-c] Remove bin directory when building static
* [xalan-c] Modernize