docs: add common terms documentation to website (#680)

* docs: add common terms documentation to website

* minor cleanup

* some rewording and reformatting.

* tighten up world definition clarity

Co-authored-by: Rome Reginelli <mduo13@gmail.com>

* Clarify seed definition a bit better

Co-authored-by: Rome Reginelli <mduo13@gmail.com>

* add text for "out of logic" and that slot names must be unique

* rename common terms to glossary

Co-authored-by: Rome Reginelli <mduo13@gmail.com>

WebHostLib/templates/glossary.html

@@ -0,0 +1,17 @@
+{% extends 'pageWrapper.html' %}
+
+{% block head %}
+    {% include 'header/grassHeader.html' %}
+    <title>Glossary</title>
+    <link rel="stylesheet" type="text/css" href="{{ url_for('static', filename="styles/markdown.css") }}" />
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/showdown/1.9.1/showdown.min.js"
+            integrity="sha512-L03kznCrNOfVxOUovR6ESfCz9Gfny7gihUX/huVbQB9zjODtYpxaVtIaAkpetoiyV2eqWbvxMH9fiSv5enX7bw=="
+            crossorigin="anonymous"></script>
+    <script type="application/ecmascript" src="{{ url_for('static', filename="assets/glossary.js") }}"></script>
+{% endblock %}
+
+{% block body %}
+    <div id="glossary-wrapper" data-lang="{{ lang }}" class="markdown">
+        <!-- Content generated by JavaScript -->
+    </div>
+{%  endblock %}

WebHostLib/templates/siteMap.html

@@ -26,6 +26,7 @@
             <li><a href="/user-content">User Content</a></li>
             <li><a href="/weighted-settings">Weighted Settings Page</a></li>
             <li><a href="{{url_for('stats')}}">Game Statistics</a></li>
+            <li><a href="/common-terms">Common Multiworld Terms</a></li>
         </ul>
 
         <h2>Game Info Pages</h2>