README.txt in ronin-0.2.0 vs README.txt in ronin-0.2.1

@@ -66,10 +66,11 @@
   * Pretty-Print loaded.
 
 == REQUIREMENTS:
 
 * {libsqlite3}[http://sqlite.org/]
+* {nokogiri}[http://nokogiri.rubyforge.org/] >= 1.2.0
 * {DataMapper}[http://datamapper.org/]:
   * dm-core >= 0.9.9
   * data_objects >= 0.9.9
   * do_sqlite3 >= 0.9.9
   * dm-types >= 0.9.9
@@ -104,14 +105,14 @@
 
     $ ronin ls
 
 * Update all installed Overlays:
 
-    $ ronin up
+    $ ronin update
 
 * Update a specific Overlay:
 
-    $ ronin up overlay-name
+    $ ronin update overlay-name
 
 * Uninstall an Overlay:
 
     $ ronin uninstall overlay-name