added example for setting some options of sequelize

examples/SequelizeWithOptions/app.js

+var Sequelize = require(__dirname + "/../../lib/sequelize/Sequelize").Sequelize,
+    sequelize = new Sequelize("sequelize_test", "test", "test", {
+      // use other database server or port
+      host: 'my.srv.tld',
+      port: 12345,
+      
+      // disable logging
+      disableLogging: true
+    })
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