Integrate Authentication modules.

Updated code for sql that should not use parameters
   to expand :table_name in table name usage,
   since Eiffel Store will use quote,
   and MySQL does not like them.

Merge remote-tracking branch 'jvelilla/roc_auth_v1' into ewf_v1_mod_env

Conflicts:
	examples/demo/demo-safe.ecf
	modules/auth/cms_authentication_module.e

examples/demo/site/modules/node/scripts/node.sql

@@ -0,0 +1,22 @@
+
+CREATE TABLE nodes (
+	`nid`	INTEGER NOT NULL PRIMARY KEY AUTO_INCREMENT UNIQUE,
+	`revision`	INTEGER,
+	`type`	TEXT NOT NULL,
+	`title`	VARCHAR(255) NOT NULL,
+	`summary`	TEXT,
+	`content`	TEXT,
+	`format`	VARCHAR(128),
+	`author`	INTEGER,
+	`publish`	DATETIME,
+	`created`	DATETIME NOT NULL,
+	`changed`	DATETIME NOT NULL,
+	`status`	INTEGER
+);
+
+CREATE TABLE page_nodes(
+  `nid` INTEGER PRIMARY KEY AUTO_INCREMENT NOT NULL,
+  `revision` INTEGER,
+  `parent` INTEGER
+);
+

examples/demo/site/modules/oauth20/scripts/oauth2_consumers.sql

@@ -1,5 +1,5 @@
 
-CREATE TABLE `oauth2_consumers`(
+CREATE TABLE oauth2_consumers(
    `cid` INTEGER PRIMARY KEY NOT NULL CHECK(`cid`>=0),
    `name` VARCHAR(255) NOT NULL,
    `api_secret` TEXT  NOT NULL,

examples/demo/site/modules/oauth20/scripts/oauth2_table.sql.tpl

@@ -1,5 +1,5 @@
 
-CREATE TABLE :table_name (
+CREATE TABLE $table_name (
    `uid` INTEGER PRIMARY KEY NOT NULL CHECK(`uid`>=0),
    `access_token` TEXT  NOT NULL,
    `created` DATETIME NOT NULL,

examples/demo/site/modules/oauth20/templates/block_login.tpl

@@ -0,0 +1,7 @@
+ 	<div class="primary-tabs">
+ 		<div>
+			{foreach item="item" from="$oauth_consumers"}
+				<a href="{$site_url/}account/login-with-oauth/{$item/}">Login with {$item/}</a><br>
+			{/foreach}	
+		</div>    	
+	</div>