Add Olelo to Wikis

Olelo is a wiki that stores pages in a Git repository, supports many markup styles and has an extensible, hackable architecture!

Features:
 * Edit, move or delete pages;
 * Page attribute editor;
 * Support for hierarchical wikis (directory structure);
 * File upload;
 * History, commit and diff view;
 * Locales (Czech, English, French, German);
 * Support for many markup languages (Creole, Markdown, Textile, ...);
 * RSS/Atom changelog for whole wiki or pages; Section editing for Creole;
 * Embedded LaTeX formulas; Syntax highlighting;
 * Image resizing, SVG to PNG/JPEG conversion;
 * Auto-generated table of contents;
 * Previews;
 * View pages as S5 presentation;
 * Privacy features: Access control lists, Private wiki, Read-only wiki.

README.md

@@ -446,6 +446,7 @@ Comparison of NoSQL servers: http://kkovacs.eu/cassandra-vs-mongodb-vs-couchdb-v
 * [ikiwiki](http://ikiwiki.info/) - A wiki compiler.
 * [Mediawiki](http://www.mediawiki.org/wiki/MediaWiki) - Used to power Wikipedia.
 * [MoinMoin](http://moinmo.in/) - An advanced, easy to use and extensible WikiEngine with a large community of users.
+ * [Ōlelo Wiki](https://github.com/minad/olelo) - A a wiki that stores pages in a Git repository.
 * [TiddlyWiki](http://tiddlywiki.com) - Complete interactive wiki in JavaScript.
 
 # Resources