BY DABET CASTAÑEDA Bulatlat Posted May 21, 2007, 7:10 p.m. Kabataan (Youth) Party-list poll watcher Daniel Cleofas Jr. today told the media he witnessed the tampering of votes in at least seven precincts in Caloocan. Cleofas said the padding of votes was done in favor of the party-list group Kasangga which is allegedly sponsored by…