add links

docs-wiki/modules/ROOT/nav.adoc

@@ -1 +1,5 @@
+* xref:wiki_contributor.adoc[Wiki Contribution]
 * xref:wiki_admin.adoc[Wiki Admin]
+* xref:emoji.adoc[Emoji]
+* xref:atom_editor.adoc[Atom Editor]
+* xref:atom_snippets.adoc[Atom Snippets]