Fix building on Fedora 23

When doing mock build on Fedora 23, it complains about unpackaged doc files

Signed-off-by: David Sommerseth <davids@redhat.com>

mpfr.spec

@@ -1,7 +1,7 @@
 Summary: A C library for multiple-precision floating-point computations
 Name: mpfr
 Version: 3.1.3
-Release: 1%{?dist}
+Release: 2%{?dist}
 URL: http://www.mpfr.org/
 Source0: http://www.mpfr.org/mpfr-current/%{name}-%{version}.tar.xz
 # GFDL  (mpfr.texi, mpfr.info and fdl.texi)
@@ -74,8 +74,9 @@ fi
 
 %files
 %defattr(-,root,root,-)
-%doc COPYING COPYING.LESSER NEWS README
+%doc COPYING COPYING.LESSER NEWS README AUTHORS BUGS TODO doc/FAQ.html
 %{_libdir}/libmpfr.so.*
+%{_pkgdocdir}/examples
 
 %files devel
 %defattr(-,root,root,-)
@@ -84,6 +85,9 @@ fi
 %{_infodir}/mpfr.info*
 
 %changelog
+* Fri Oct 23 2015 David Sommerseth <davids@redhat.com> - 3.1.3-2
+- Fixed missing packaging of doc files
+
 * Tue Jun 23 2015 Frantisek Kluknavsky <fkluknav@redhat.com> - 3.1.3-1
 - rebase to 3.1.3
 - limboverflow.patch already in tarball, dropped