Index: frontend/node_modules/xmlchars/xmlchars.js
===================================================================
--- frontend/node_modules/xmlchars/xmlchars.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/xmlchars/xmlchars.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,191 @@
+"use strict";
+/**
+ * Character classes for XML.
+ *
+ * @deprecated since 1.3.0. Import from the ``xml`` and ``xmlns`` hierarchies
+ * instead.
+ *
+ * @author Louis-Dominique Dubeau
+ * @license MIT
+ * @copyright Louis-Dominique Dubeau
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+var ed4 = require("./xml/1.0/ed4");
+var ed5 = require("./xml/1.0/ed5");
+var nsed3 = require("./xmlns/1.0/ed3");
+// tslint:disable-next-line:no-console
+console.warn("DEPRECATION WARNING: the xmlchar *module* is deprecated: please \
+replace e.g. require('xmlchars') with require('xmlchars/xml/...')");
+/**
+ * Character class utilities for XML 1.0.
+ */
+// tslint:disable-next-line:no-namespace
+var XML_1_0;
+(function (XML_1_0) {
+    /**
+     * Fifth edition.
+     */
+    var ED5;
+    (function (ED5) {
+        /**
+         * Regular expression fragments. These fragments are designed to be included
+         * inside square brackets in a regular expression.
+         */
+        var fragments;
+        (function (fragments) {
+            fragments.CHAR = ed5.CHAR;
+            fragments.S = ed5.S;
+            fragments.NAME_START_CHAR = ed5.NAME_START_CHAR;
+            fragments.NAME_CHAR = ed5.NAME_CHAR;
+        })(fragments = ED5.fragments || (ED5.fragments = {}));
+        /**
+         * Regular expression. These correspond to the productions of the same name
+         * in the specification.
+         */
+        var regexes;
+        (function (regexes) {
+            regexes.CHAR = ed5.CHAR_RE;
+            regexes.S = ed5.S_RE;
+            regexes.NAME_START_CHAR = ed5.NAME_START_CHAR_RE;
+            regexes.NAME_CHAR = ed5.NAME_CHAR_RE;
+            regexes.NAME = ed5.NAME_RE;
+            regexes.NMTOKEN = ed5.NMTOKEN_RE;
+        })(regexes = ED5.regexes || (ED5.regexes = {}));
+        /**
+         * Lists of characters.
+         *
+         * The names defined in this namespace are arrays of codepoints which
+         * contain the set of codepoints that an XML production encompasses. Note
+         * that many productions are too large to be reasonably represented as sets.
+         */
+        var lists;
+        (function (lists) {
+            lists.S = ed5.S_LIST;
+        })(lists = ED5.lists || (ED5.lists = {}));
+        /**
+         * Determines whether a codepoint matches the ``CHAR`` production.
+         *
+         * @param c The code point.
+         *
+         * @returns ``true`` if the codepoint matches ``CHAR``.
+         */
+        ED5.isChar = ed5.isChar;
+        /**
+         * Determines whether a codepoint matches the ``S`` (space) production.
+         *
+         * @param c The code point.
+         *
+         * @returns ``true`` if the codepoint matches ``S``.
+         */
+        ED5.isS = ed5.isS;
+        /**
+         * Determines whether a codepoint matches the ``NAME_START_CHAR``
+         * production.
+         *
+         * @param c The code point.
+         *
+         * @returns ``true`` if the codepoint matches ``NAME_START_CHAR``.
+         */
+        ED5.isNameStartChar = ed5.isNameStartChar;
+        /**
+         * Determines whether a codepoint matches the ``NAME_CHAR`` production.
+         *
+         * @param c The code point.
+         *
+         * @returns ``true`` if the codepoint matches ``NAME_CHAR``.
+         */
+        ED5.isNameChar = ed5.isNameChar;
+    })(ED5 = XML_1_0.ED5 || (XML_1_0.ED5 = {}));
+    /**
+     * Fourth edition. These are deprecated in the 5th edition but some of the
+     * standards related to XML 1.0 (e.g. XML Schema 1.0) refer to these. So they
+     * are still generally useful.
+     */
+    var ED4;
+    (function (ED4) {
+        /**
+         * Regular expression fragments. These fragments are designed to be included
+         * inside square brackets in a regular expression.
+         */
+        var fragments;
+        (function (fragments) {
+            fragments.CHAR = ed4.CHAR;
+            fragments.S = ed4.S;
+            fragments.BASE_CHAR = ed4.BASE_CHAR;
+            fragments.IDEOGRAPHIC = ed4.IDEOGRAPHIC;
+            fragments.COMBINING_CHAR = ed4.COMBINING_CHAR;
+            fragments.DIGIT = ed4.DIGIT;
+            fragments.EXTENDER = ed4.EXTENDER;
+            fragments.LETTER = ed4.LETTER;
+            fragments.NAME_CHAR = ed4.NAME_CHAR;
+        })(fragments = ED4.fragments || (ED4.fragments = {}));
+        /**
+         * Regular expression. These correspond to the productions of the same
+         * name in the specification.
+         */
+        var regexes;
+        (function (regexes) {
+            regexes.CHAR = ed4.CHAR_RE;
+            regexes.S = ed4.S_RE;
+            regexes.BASE_CHAR = ed4.BASE_CHAR_RE;
+            regexes.IDEOGRAPHIC = ed4.IDEOGRAPHIC_RE;
+            regexes.COMBINING_CHAR = ed4.COMBINING_CHAR_RE;
+            regexes.DIGIT = ed4.DIGIT_RE;
+            regexes.EXTENDER = ed4.EXTENDER_RE;
+            regexes.LETTER = ed4.LETTER_RE;
+            regexes.NAME_CHAR = ed4.NAME_CHAR_RE;
+            regexes.NAME = ed4.NAME_RE;
+            regexes.NMTOKEN = ed4.NMTOKEN_RE;
+        })(regexes = ED4.regexes || (ED4.regexes = {}));
+    })(ED4 = XML_1_0.ED4 || (XML_1_0.ED4 = {}));
+})(XML_1_0 = exports.XML_1_0 || (exports.XML_1_0 = {}));
+/**
+ * Character class utilities for XML NS 1.0.
+ */
+// tslint:disable-next-line:no-namespace
+var XMLNS_1_0;
+(function (XMLNS_1_0) {
+    /**
+     * Third edition.
+     */
+    var ED3;
+    (function (ED3) {
+        /**
+         * Regular expression fragments. These fragments are designed to be included
+         * inside square brackets in a regular expression.
+         */
+        var fragments;
+        (function (fragments) {
+            fragments.NC_NAME_START_CHAR = nsed3.NC_NAME_START_CHAR;
+            fragments.NC_NAME_CHAR = nsed3.NC_NAME_CHAR;
+        })(fragments = ED3.fragments || (ED3.fragments = {}));
+        /**
+         * Regular expression. These correspond to the productions of the same name
+         * in the specification.
+         */
+        var regexes;
+        (function (regexes) {
+            regexes.NC_NAME_START_CHAR = nsed3.NC_NAME_START_CHAR_RE;
+            regexes.NC_NAME_CHAR = nsed3.NC_NAME_CHAR_RE;
+            regexes.NC_NAME = nsed3.NC_NAME_RE;
+        })(regexes = ED3.regexes || (ED3.regexes = {}));
+        /**
+         * Determines whether a codepoint matches
+         * [[regexes.NC_NAME_START_CHAR]].
+         *
+         * @param c The code point.
+         *
+         * @returns ``true`` if the codepoint matches.
+         */
+        ED3.isNCNameStartChar = nsed3.isNCNameStartChar;
+        /**
+         * Determines whether a codepoint matches [[regexes.NC_NAME_CHAR]].
+         *
+         * @param c The code point.
+         *
+         * @returns ``true`` if the codepoint matches.
+         */
+        ED3.isNCNameChar = nsed3.isNCNameChar;
+    })(ED3 = XMLNS_1_0.ED3 || (XMLNS_1_0.ED3 = {}));
+})(XMLNS_1_0 = exports.XMLNS_1_0 || (exports.XMLNS_1_0 = {}));
+//# sourceMappingURL=xmlchars.js.map