PDX: Added Alastair's twitter
PDX: Added Alastair's twitter

Former-commit-id: 36875c11660074053814c5a24c07141f07dee147
joelaha/devopsdays-web,joelaha/devopsdays-web,joelaha/devopsdays-web,joelaha/devopsdays-web,benjohnson77/devopsdays-web,masteinhauser/devopsdays-web,masteinhauser/devopsdays-web,masteinhauser/devopsdays-web,benjohnson77/devopsdays-web,masteinhauser/devopsdays-web,benjohnson77/devopsdays-web,benjohnson77/devopsdays-web