Bump bundled libarchive version to 3.5.2

- Update bunlded libarchive version used on Windows/Mac
- Enable requested zstd support while we are at it. Closes #211

dependencies/libarchive-3.5.2/cat/CMakeLists.txt

@@ -0,0 +1,37 @@
+############################################
+#
+# How to build bsdcat
+#
+############################################
+IF(ENABLE_CAT)
+
+  SET(bsdcat_SOURCES
+    bsdcat.c
+    bsdcat.h
+    bsdcat_platform.h
+    cmdline.c
+    ../libarchive_fe/err.c
+    ../libarchive_fe/err.h
+    ../libarchive_fe/lafe_platform.h
+  )
+  INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/../libarchive_fe)
+
+  # bsdcat documentation
+  SET(bsdcat_MANS bsdcat.1)
+
+  # How to build bsdcat
+  ADD_EXECUTABLE(bsdcat ${bsdcat_SOURCES})
+  IF(ENABLE_CAT_SHARED)
+    TARGET_LINK_LIBRARIES(bsdcat archive ${ADDITIONAL_LIBS})
+  ELSE(ENABLE_CAT_SHARED)
+    TARGET_LINK_LIBRARIES(bsdcat archive_static ${ADDITIONAL_LIBS})
+    SET_TARGET_PROPERTIES(bsdcat PROPERTIES COMPILE_DEFINITIONS
+    				 LIBARCHIVE_STATIC)
+  ENDIF(ENABLE_CAT_SHARED)
+
+  # Installation rules
+  INSTALL(TARGETS bsdcat RUNTIME DESTINATION bin)
+  INSTALL_MAN(${bsdcat_MANS})
+ENDIF(ENABLE_CAT)
+
+add_subdirectory(test)