Surely, planning the year's biggest feast between Halloween and Christmas seemed like a good idea at a time before LinkedIn updates and Real Housewives episodes ate up the nation's bandwidth. But today, it yields a cyclone of tension.Breathe in (one, two, three, four). Thanksgiving doesn't have to provoke panic attacks. It's a day of togethership, not one-upmanship. Whether cooking the whole meal or just a few pies, plenty of San Antonio restaurants are willing to lighten the Turkey Day load.