Add some more translations to the new *.po files, including one to spanish.

locales/en/LC_MESSAGES/ssp.po

@@ -15,3 +15,9 @@ msgstr ""
 
 msgid "Hello, Untranslated World!"
 msgstr "Hello, Translated World!"
+
+msgid "Hello, %who%!"
+msgstr "Hello, %who%!"
+
+msgid "World"
+msgstr "World"

locales/es/LC_MESSAGES/ssp.po

+msgid ""
+msgstr ""
+"Project-Id-Version: \n"
+"POT-Creation-Date: 2016-03-01 14:40+0100\n"
+"PO-Revision-Date: 2016-03-01 14:42+0100\n"
+"Last-Translator: Hanne Moa <hanne.moa@uninett.no>\n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: Poedit 1.8.4\n"
+"X-Poedit-Basepath: .\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+"Language: en\n"
+
+msgid "Hello, Untranslated World!"
+msgstr "Hola, Mundo sin traducir!"
+
+msgid "Hello, %who%!"
+msgstr "Hola, %who%!"
+
+msgid "World"
+msgstr "Mundo"

locales/es_ES

+es
\ No newline at end of file

locales/nb/LC_MESSAGES/ssp.po

@@ -16,3 +16,9 @@ msgstr ""
 
 msgid "Hello, Untranslated World!"
 msgstr "Hallo, oversatte verden!"
+
+msgid "Hello, %who%!"
+msgstr "Hallo, %who%!"
+
+msgid "World"
+msgstr "Verden"