Added UTI type definitions for sav, por and sps file types

After changes in glib the relation between file type and mime
type has to be done on the MacOS level via the definition of
UTI types. This is part of the fix of bug:

https://savannah.gnu.org/bugs/?52323

The glib problems are discussed in bug

https://bugzilla.gnome.org/show_bug.cgi?id=788936

Info-pspp.plist

@@ -7,7 +7,7 @@
     <key>CFBundleExecutable</key>
     <string>pspp</string>
     <key>CFBundleGetInfoString</key>
-    <string>0.10.1, (C) 1997-2016 http://savannah.gnu.org/projects/pspp</string>
+    <string>0.10.1, (C) 1997-2017 http://savannah.gnu.org/projects/pspp</string>
     <key>CFBundleIconFile</key>
     <string>pspp.icns</string>
     <key>CFBundleIdentifier</key>
@@ -25,8 +25,87 @@
     <key>CFBundleVersion</key>
     <string>0.10.1</string>
     <key>NSHumanReadableCopyright</key>
-    <string>Copyright 1997 - 2016 Free Software Foundation, GNU General Public License.</string>
+    <string>Copyright 1997 - 2017 Free Software Foundation, GNU General Public License.</string>
     <key>LSMinimumSystemVersion</key>
     <string>10.9</string>
+    <key>UTImportedTypeDeclarations</key>
+    <array>
+      <dict>
+        <key>UTTypeIdentifier</key>
+        <string>org.fsf.x-spss-sav</string>
+        <key>UTTypeReferenceURL</key>
+        <string>https://www.loc.gov/preservation/digital/formats/fdd/fdd000469.shtml</string>
+        <key>UTTypeDescription</key>
+        <string>SPSS Data File</string>
+        <key>UTTypeIconFile</key>
+        <string>pspp.icns</string>
+        <key>UTTypeConformsTo</key>
+        <array>
+           <string>public.data</string>
+        </array>
+        <key>UTTypeTagSpecification</key>
+        <dict>
+          <key>com.apple.ostype</key>
+          <string>SAV</string>
+          <key>public.filename-extension</key>
+          <array>
+            <string>sav</string>
+            <string>zsav</string>
+          </array>
+          <key>public.mime-type</key>
+          <string>application/x-spss-sav</string>
+        </dict>
+      </dict>
+      <dict>
+        <key>UTTypeIdentifier</key>
+        <string>org.fsf.x-spss-por</string>
+        <key>UTTypeReferenceURL</key>
+        <string>https://www.loc.gov/preservation/digital/formats/fdd/fdd000468.shtml</string>
+        <key>UTTypeDescription</key>
+        <string>SPSS Portable Data File</string>
+        <key>UTTypeIconFile</key>
+        <string>pspp.icns</string>
+        <key>UTTypeConformsTo</key>
+        <array>
+           <string>public.data</string>
+        </array>
+        <key>UTTypeTagSpecification</key>
+        <dict>
+          <key>com.apple.ostype</key>
+          <string>POR</string>
+          <key>public.filename-extension</key>
+          <array>
+            <string>por</string>
+          </array>
+          <key>public.mime-type</key>
+          <string>application/x-spss-por</string>
+        </dict>
+      </dict>
+      <dict>
+        <key>UTTypeIdentifier</key>
+        <string>org.fsf.x-spss-sps</string>
+        <key>UTTypeReferenceURL</key>
+        <string>https://www.gnu.org/software/pspp/manual/html_node/Language.html#Language</string>
+        <key>UTTypeDescription</key>
+        <string>SPSS Syntax File</string>
+        <key>UTTypeIconFile</key>
+        <string>pspp.icns</string>
+        <key>UTTypeConformsTo</key>
+        <array>
+           <string>public.data</string>
+        </array>
+        <key>UTTypeTagSpecification</key>
+        <dict>
+          <key>com.apple.ostype</key>
+          <string>SPS</string>
+          <key>public.filename-extension</key>
+          <array>
+            <string>sps</string>
+          </array>
+          <key>public.mime-type</key>
+          <string>application/x-spss-sps</string>
+        </dict>
+      </dict>
+    </array>
 </dict>
 </plist>