IT'S being billed as a new phase in the Dravidian Movement by DMK supporters. After championing social justice for nearly eight decades, the DMK now seems determined to deal with untouchability and oppression of the Dalits. Project Samathuvapuram (equality villages), an ambitious social engineering pro-gramme announced last fortnight by Tamil Nadu chief minister Muthuvel Karunanidhi, is seen as a first step in this direction.