Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/src/winfonts/Jamfile

Index: third_party/freetype2/src/src/winfonts/Jamfile
diff --git a/third_party/freetype2/src/src/winfonts/Jamfile b/third_party/freetype2/src/src/winfonts/Jamfile
new file mode 100644
index 0000000000000000000000000000000000000000..86ee66819690b9d4bbf9a999aaef9f6f26898986
--- /dev/null
+++ b/third_party/freetype2/src/src/winfonts/Jamfile
@@ -0,0 +1,16 @@
+# FreeType 2 src/winfonts Jamfile
+#
+# Copyright 2001-2015 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT.  By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir  FT2_TOP $(FT2_SRC_DIR) winfonts ;
+
+Library  $(FT2_LIB) : winfnt.c ;
+
+# end of src/winfonts Jamfile