I18n: Update translation ca (81%).

807 translated messages, 180 untranslated messages.

Transifex (https://explore.transifex.com/xfce/).

po/ca.po

@@ -37,7 +37,7 @@ msgstr "Obre"
 
 #: ../thunar/thunar-action-manager.c:269
 msgid "E_xecute"
-msgstr ""
+msgstr "E_xecuta"
 
 #: ../thunar/thunar-action-manager.c:270
 msgid "Open in new _Tab"
@@ -49,7 +49,7 @@ msgstr "Obre en una nova _finestra"
 
 #: ../thunar/thunar-action-manager.c:272
 msgid "Open Item Location"
-msgstr ""
+msgstr "Obre la localització de l'element"
 
 #: ../thunar/thunar-action-manager.c:273
 msgid "Open With Other _Application..."
@@ -86,11 +86,11 @@ msgstr "_Afegeix el marcador"
 msgid ""
 "Create bookmarks for all selected folders. If nothing is selected, the "
 "current folder is bookmarked."
-msgstr ""
+msgstr "Crea favorits per a totes les carpetes seleccionades. Si no hi ha res seleccionat, es crearà un favorit per a la carpeta actual."
 
 #: ../thunar/thunar-action-manager.c:280
 msgid "Send to _Desktop"
-msgstr ""
+msgstr "Envia a l'_Escriptori"
 
 #: ../thunar/thunar-action-manager.c:281
 msgid "_Properties..."