fixed missing links and mispell

manual/documentation.php

@@ -94,6 +94,7 @@ $menu = array("Getting started" =>
                         "Starting new project",
                         "Setting table definition" => array(
                                         "Introduction",
+                                        "Table and class naming",
                                         "Field(Column) naming",
                                         "Data types and lengths",
                                         "Constraints and validators",
@@ -155,7 +156,7 @@ $menu = array("Getting started" =>
                                          "Callbacks"),
                         "Connection"
                                 => array("Introduction",
-                                         "Availible drivers",
+                                         "Available drivers",
                                          "Getting a table object",
                                          "Flushing the connection",
                                          "Querying the database",