Add script for conversion of spec to docx.

tools/.gitignore

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+*.docx

tools/convert.py

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+# -*- coding: utf-8 -*-
+"""Convert Specification to .docx.
+
+Requires https://pandoc.org/ to be on path.
+"""
+import os
+import subprocess
+
+infiles = [
+    "index.md",
+    "features.md",
+    "concept.md",
+    "specification.md",
+    "implementations.md",
+    "license.md",
+]
+
+
+def main():
+    os.chdir("../docs")
+    cmd = ["pandoc", "-s", "-o", "../tools/iscc-specification.docx"] + infiles
+    subprocess.run(cmd)
+
+
+if __name__ == "__main__":
+    main()