[gimp-help] Updated Italian translation

[Marco Ciampa <marcoc src gnome org>]

commit 21b486399eaaaedef2d2e8deb4269dff0c8d6914
Author: Marco Ciampa <ciampix posteo net>
Date:   Sun Dec 22 16:02:40 2019 +0100

    Updated Italian translation

 po/it/appendix.po | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)
---
diff --git a/po/it/appendix.po b/po/it/appendix.po
index 0204e6e6f..75db7d30d 100644
--- a/po/it/appendix.po
+++ b/po/it/appendix.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: GIMP-Manual\n"
 "POT-Creation-Date: 2019-12-21 21:02+0100\n"
-"PO-Revision-Date: 2019-09-22 19:22+0200\n"
+"PO-Revision-Date: 2019-12-22 12:37+0100\n"
 "Last-Translator: Milo Casagrande <milo ubuntu com>\n"
 "Language-Team: Italian <tp lists linux it>\n"
 "Language: it\n"
@@ -6936,16 +6936,15 @@ msgstr "https://it.wikipedia.org/wiki/Interpolazione";
 
 #: src/appendix/bibliography.xml:855(abbrev)
 msgid "IPTC"
-msgstr ""
+msgstr "IPTC"
 
 #: src/appendix/bibliography.xml:856(title)
 msgid "IPTC Metadata Format"
-msgstr ""
+msgstr "Formato metadati IPTC"
 
 #: src/appendix/bibliography.xml:859(ulink)
-#, fuzzy
 msgid "https://en.wikipedia.org/wiki/IPTC_Information_Interchange_Model";
-msgstr "https://it.wikipedia.org/wiki/Uniform_Resource_Locator";
+msgstr "https://it.wikipedia.org/wiki/IPTC_Information_Interchange_Model";
 
 #: src/appendix/bibliography.xml:865(abbrev)
 msgid "WKPD-JPEG"
@@ -7130,17 +7129,15 @@ msgstr "http://en.wikipedia.org/wiki/Web_colors";
 
 #: src/appendix/bibliography.xml:1000(abbrev)
 msgid "XMP"
-msgstr ""
+msgstr "XMP"
 
 #: src/appendix/bibliography.xml:1001(title)
-#, fuzzy
 msgid "Wikipedia - Extensible Metadata Platform"
-msgstr "Wikipedia - Formato dei file"
+msgstr "Wikipedia - Extensible Metadata Platform"
 
 #: src/appendix/bibliography.xml:1003(ulink)
-#, fuzzy
 msgid "https://en.wikipedia.org/wiki/Extensible_Metadata_Platform";
-msgstr "https://it.wikipedia.org/wiki/Lista_di_formati_di_file#File_grafici";
+msgstr "https://it.wikipedia.org/wiki/Extensible_Metadata_Platform";
 
 #: src/appendix/bibliography.xml:1009(abbrev)
 msgid "WKPD-YCBCR"