allow for MySQL COMMENT field-attribute in Model attribute definition

spec-jasmine/config/config.js

@@ -6,10 +6,10 @@ module.exports = {
   //make maxIdleTime small so that tests exit promptly
   mysql: {
     username: "root",
-    password: null,
+    password: "newdawn",
     database: 'sequelize_test',
-    host: '127.0.0.1',
-    port: 3306,
+    host: 'localhost',
+    port: '/tmp/mysql.sock',
     pool: { maxConnections: 5, maxIdleTime: 30}
   },
 

spec-jasmine/mysql/dao-factory.spec.js

@@ -31,6 +31,13 @@ describe('DAOFactory', function() {
       expect(User.attributes).toEqual({username:"VARCHAR(255) NOT NULL",id:"INTEGER NOT NULL auto_increment PRIMARY KEY"})
     })
 
+    it("handles extended attributes (comment)", function() {
+      var User = sequelize.define('User' + config.rand(), {
+        username: {type: Sequelize.STRING, comment: 'This be\'s a comment'}
+      }, { timestamps: false })
+      expect(User.attributes).toEqual({username:"VARCHAR(255) COMMENT 'This be\\'s a comment'",id:"INTEGER NOT NULL auto_increment PRIMARY KEY"})
+    })
+
     it("handles extended attributes (primaryKey)", function() {
       var User = sequelize.define('User' + config.rand(), {
         username: {type: Sequelize.STRING, primaryKey: true}