Merge branch 'maint'

* maint:
  format-patch: add MIME-Version header when we add content-type.
  Fixed link in user-manual
  import-tars: Use the "Link indicator" to identify directories
  git name-rev writes beyond the end of malloc() with large generations
  Documentation/branch: fix small typo in -D example

commit.c

@@ -1063,6 +1063,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
 			int sz;
 			char header[512];
 			const char *header_fmt =
+				"MIME-Version: 1.0\n"
 				"Content-Type: text/plain; charset=%s\n"
 				"Content-Transfer-Encoding: 8bit\n";
 			sz = snprintf(header, sizeof(header), header_fmt,