gnu: Add texlive-latex-xmpincl.

* gnu/packages/tex.scm (texlive-latex-xmpincl): New variable.

gnu/packages/tex.scm

@@ -6460,3 +6460,25 @@ effects, varying slide transitions and animations.")
     ;; Code is dual licensed under GPLv2+ or LPPL1.3c+; documentation is
     ;; dual-licensed under either FDLv1.3+ or LPPL1.3c+.
     (license (list license:lppl1.3c+ license:gpl2+ license:fdl1.3+))))
+
+(define-public texlive-latex-xmpincl
+  (package
+    (name "texlive-latex-xmpincl")
+    (version (number->string %texlive-revision))
+    (source
+     (origin
+       (method svn-fetch)
+       (uri (texlive-ref "latex" "xmpincl"))
+       (sha256
+        (base32
+         "0lq3dfb4fsw955gjwllnk7cg00ciq5mva64mlpbva6g2jz117734"))))
+    (build-system texlive-build-system)
+    (arguments '(#:tex-directory "latex/xmpincl"))
+    (home-page "http://www.ctan.org/pkg/xmpincl")
+    (synopsis "Include eXtensible Metadata Platform data in pdfLaTeX")
+    (description
+     "The XMP (eXtensible Metadata platform) is a framework to add metadata to
+digital material to enhance the workflow in publication.  The essence is that
+the metadata is stored in an XML file, and this XML stream is then embedded in
+the file to which it applies.")
+    (license license:gpl3+)))