update translations for 6.0/master

and force-fix errors using pocheck

Change-Id: Ie978deb62c62ea4ad661ea45d155bdd4b0d1f811

source/an/writerperfect/messages.po

@@ -74,9 +74,10 @@ msgid "Split method:"
 msgstr ""
 
 #: exportepub.ui:161
+#, fuzzy
 msgctxt "exportepub|splitpage"
 msgid "Page break"
-msgstr ""
+msgstr "Brinco de ~pachina"
 
 #: exportepub.ui:162
 msgctxt "exportepub|splitheading"
@@ -84,6 +85,7 @@ msgid "Heading"
 msgstr ""
 
 #: wpftencodingdialog.ui:63
+#, fuzzy
 msgctxt "wpftencodingdialog|label"
 msgid "_Character set:"
-msgstr ""
+msgstr "~Chuego de caracters"