[gimp/gimp-2-8] INSTALL - add poppler-data as recommended data package.

[Jehan Pagès <jehanp src gnome org>]

commit 027fc53bc3cb53a2235e89e0c16785c5d2633ac2
Author: Jehan <jehan girinstud io>
Date:   Tue Jul 29 16:15:22 2014 +0000

    INSTALL - add poppler-data as recommended data package.
    
    See also commit 9c2dbf46c588c263ec4c7ffa1b657dfb0abb9d75 on master.

 INSTALL |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/INSTALL b/INSTALL
index dee1968..758d69d 100644
--- a/INSTALL
+++ b/INSTALL
@@ -77,8 +77,10 @@ header files installed.
   9. You may want to install other third party libraries or programs
      that are needed for some of the available plug-ins. We recommend
      to check that the following libraries are installed: lcms,
-     libpng, libjpeg, libpoppler, libtiff, webkit, libmng, librsvg,
-     libwmf, libz, libbzip2, libgs (Ghostscript), libaa and libjasper.
+     libpng, libjpeg, libpoppler (and poppler-data, optional encoding
+     package, necessary to import PDF with CJK and cyrillic text),
+     libtiff, webkit, libmng, librsvg, libwmf, libz, libbzip2, libgs
+     (Ghostscript), libaa and libjasper.
 
  10. The Python extension requires Python 2 development headers to be
      present. You will also need PyGTK and the respective development