[msgpack] add version 2.1.1. Resolves #744

ports/msgpack/CONTROL

@@ -0,0 +1,3 @@
+Source: msgpack
+Version: 2.1.1
+Description: MessagePack is an efficient binary serialization format, which lets you exchange data among multiple languages like JSON, except that it's faster and smaller.

ports/msgpack/portfile.cmake

@@ -0,0 +1,32 @@
+include(vcpkg_common_functions)
+
+set(MSGPACK_VERSION 2.1.1)
+set(MSGPACK_HASH 31ed6fda498d43da6fdbbe000ce36c40e4cf886f00d879c57d406def7f5bba4eaf66f02f221398cb50f6f4c748d5cde9c97eca0cfa21b368c7c933c3301cf9b5)
+set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/msgpack-${MSGPACK_VERSION})
+
+vcpkg_download_distfile(ARCHIVE
+    URLS "https://github.com/msgpack/msgpack-c/releases/download/cpp-${MSGPACK_VERSION}/msgpack-${MSGPACK_VERSION}.tar.gz"
+    FILENAME "msgpack-${MSGPACK_VERSION}.tar.gz"
+    SHA512 ${MSGPACK_HASH}
+)
+vcpkg_extract_source_archive(${ARCHIVE})
+
+if(VCPKG_LIBRARY_LINKAGE STREQUAL static)
+    set(MSGPACK_ENABLE_SHARED OFF)
+else()
+    set(MSGPACK_ENABLE_SHARED ON)
+endif()
+
+vcpkg_configure_cmake(
+    SOURCE_PATH ${SOURCE_PATH}
+    PREFER_NINJA
+    OPTIONS -DMSGPACK_ENABLE_SHARED=${MSGPACK_ENABLE_SHARED}
+)
+
+vcpkg_install_cmake()
+vcpkg_copy_pdbs()
+
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/include)
+
+file(COPY ${SOURCE_PATH}/COPYING DESTINATION ${CURRENT_PACKAGES_DIR}/share/msgpack)
+file(RENAME ${CURRENT_PACKAGES_DIR}/share/msgpack/COPYING ${CURRENT_PACKAGES_DIR}/share/msgpack/copyright)