[args] Fix hash

ports/args/CONTROL

@@ -1,3 +1,3 @@
 Source: args
-Version: d8905de
+Version: 2018-02-23
 Description: A simple header-only C++ argument parser library.

ports/args/portfile.cmake

@@ -1,19 +1,21 @@
 #header-only library
 include(vcpkg_common_functions)
-SET(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/args-master)
-vcpkg_download_distfile(ARCHIVE
-    URLS "https://github.com/Taywee/args/archive/master.zip"
-    FILENAME "args.zip"
-    SHA512 81751bfc86e15db1e5f245baa7df0464027b22b577c9de359e22dc4fe1dd550acfb116801b47d88b56d61b69a640c55757206f6f84977ace2fb02742b60ff216
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO Taywee/args
+    REF 7bf17000aa0969b8ca3178c72ec834b105944a41
+    SHA512 38f038f2ea3cdbf62678112a28f6b9a2b46b7b291ec9a7c78393c28b1169dc393a086393f24534804188d434583896d9eaedca964c00a2db032fb337ebc9c214
+    HEAD_REF master
 )
-vcpkg_extract_source_archive(${ARCHIVE})
 
 # Put the licence file where vcpkg expects it
 file(COPY ${SOURCE_PATH}/license DESTINATION ${CURRENT_PACKAGES_DIR}/share/args)
 file(RENAME ${CURRENT_PACKAGES_DIR}/share/args/license ${CURRENT_PACKAGES_DIR}/share/args/copyright)
 
 # Copy the args header files
-file(INSTALL ${SOURCE_PATH} DESTINATION ${CURRENT_PACKAGES_DIR}/include FILES_MATCHING PATTERN "*.hxx")
+file(INSTALL ${SOURCE_PATH}/ DESTINATION ${CURRENT_PACKAGES_DIR}/include FILES_MATCHING PATTERN "*.hxx")
+
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/examples ${CURRENT_PACKAGES_DIR}/include/test)
 
-file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/args-master/examples ${CURRENT_PACKAGES_DIR}/include/args-master/test)
 vcpkg_copy_pdbs()