By Amy Sawitta Lefevre BANGKOK Wed Apr 9, 2014 5:54pm EDT (Reuters) – Two months ago, Piyavadee Boonmak was living comfortably at home. But she quit her job as a civil servant and now works as a volunteer cleaning toilets at Lumpini Park, the new focal point of anti-government protests in the Thai capital. Piyavadee now lives in a khaki tent in the central Bangkok park, once a haven for joggers but now a temporary […]