diff --git a/localize/translations/language_en_gb.po b/localize/translations/language_en_gb.po
index db284fe..9743259 100644
--- a/localize/translations/language_en_gb.po
+++ b/localize/translations/language_en_gb.po
@@ -5,7 +5,7 @@ msgstr ""
"Plural-Forms: nplurals=2; plural=n != 1;\n"
"X-Generator: HTML Tidy poconvert.rb\n"
"Project-Id-Version: \n"
-"PO-Revision-Date: 2017-09-04 17:43:44\n"
+"PO-Revision-Date: 2017-09-06 20:53:40\n"
"Last-Translator: jderry\n"
"Language-Team: \n"
@@ -2156,11 +2156,20 @@ msgstr ""
"helping us to localise HTML Tidy. For details please see \n"
"https://github.com/htacg/tidy-html5/blob/master/README/LOCALIZE.md\n"
+#, c-format
+msgctxt "ADDED_MISSING_CHARSET"
+msgid "Added appropriate missing to %s"
+msgstr ""
+
#, c-format
msgctxt "ANCHOR_NOT_UNIQUE"
msgid "%s anchor \"%s\" already defined"
msgstr ""
+msgctxt "APOS_UNDEFINED"
+msgid "named entity ' only defined in XML/XHTML"
+msgstr ""
+
#, c-format
msgctxt "ATTR_VALUE_NOT_LCASE"
msgid "%s attribute value \"%s\" must be lower case for XHTML"
@@ -2191,6 +2200,79 @@ msgctxt "BAD_ATTRIBUTE_VALUE"
msgid "%s attribute \"%s\" has invalid value \"%s\""
msgstr ""
+msgctxt "BAD_CDATA_CONTENT"
+msgid "'<' + '/' + letter not allowed here"
+msgstr ""
+
+#, c-format
+msgctxt "BAD_SUMMARY_HTML5"
+msgid "The summary attribute on the %s element is obsolete in HTML5"
+msgstr ""
+
+msgctxt "BAD_SURROGATE_LEAD"
+msgid "Trailing (Low) surrogate pair U+%04X, with no leading (High) entity, replaced with U+FFFD."
+msgstr ""
+
+msgctxt "BAD_SURROGATE_PAIR"
+msgid "Have out-of-range surrogate pair U+%04X:U+%04X, replaced with U+FFFD value."
+msgstr ""
+
+msgctxt "BAD_SURROGATE_TAIL"
+msgid "Leading (High) surrogate pair U+%04X, with no trailing (Low) entity, replaced with U+FFFD."
+msgstr ""
+
+#, c-format
+msgctxt "CANT_BE_NESTED"
+msgid "%s can't be nested"
+msgstr ""
+
+#, c-format
+msgctxt "COERCE_TO_ENDTAG"
+msgid "<%s> is probably intended as "
+msgstr ""
+
+msgctxt "CONTENT_AFTER_BODY"
+msgid "content occurs after end of body"
+msgstr ""
+
+#, c-format
+msgctxt "CUSTOM_TAG_DETECTED"
+msgid "detected autonomous custom tag %s; will treat as %s"
+msgstr ""
+
+#, c-format
+msgctxt "DISCARDING_UNEXPECTED"
+msgid "discarding unexpected %s"
+msgstr ""
+
+msgctxt "DOCTYPE_AFTER_TAGS"
+msgid " isn't allowed after elements"
+msgstr ""
+
+msgctxt "DUPLICATE_FRAMESET"
+msgid "repeated FRAMESET element"
+msgstr ""
+
+#, c-format
+msgctxt "ELEMENT_NOT_EMPTY"
+msgid "%s element not empty or not closed"
+msgstr ""
+
+#, c-format
+msgctxt "ELEMENT_VERS_MISMATCH_ERROR"
+msgid "%s element not available in %s"
+msgstr ""
+
+#, c-format
+msgctxt "ELEMENT_VERS_MISMATCH_WARN"
+msgid "%s element not available in %s"
+msgstr ""
+
+#, c-format
+msgctxt "ENCODING_MISMATCH"
+msgid "specified input encoding (%s) does not match actual input encoding (%s)"
+msgstr ""
+
#, c-format
msgctxt "ESCAPED_ILLEGAL_URI"
msgid "%s escaping malformed URI reference"
@@ -2201,11 +2283,20 @@ msgctxt "FIXED_BACKSLASH"
msgid "%s converting backslash in URI to slash"
msgstr ""
+msgctxt "FOUND_STYLE_IN_BODY"
+msgid "found