README.md: Add links

diff --git a/COPYING b/COPYING
new file mode 120000 (symlink)
index 0000000..00234c4
--- /dev/null
+++ b/COPYING
@@ -0,0 +1 @@
+expat/COPYING
\ No newline at end of file

diff --git a/expat/README.md b/expat/README.md
index d10e80be74ae24597cbd9296243b331eaa0e414a..e652de9defccd4f8d3e2c75484c3d33f3c88b070 100644 (file)
--- a/expat/README.md
+++ b/expat/README.md
@@ -13,8 +13,9 @@ Windows users should use the
 which includes both precompiled libraries and executables, and source code for
 developers.
 
-Expat is free software.  You may copy, distribute, and modify it under
-the terms of the License contained in the file `COPYING` distributed
+Expat is [free software](https://www.gnu.org/philosophy/free-sw.en.html).
+You may copy, distribute, and modify it under
+the terms of the License contained in the file [`COPYING`](COPYING) distributed
 with this package.  This license is the same as the MIT/X Consortium
 license.