TRENTON, N.J. — Even the most outspoken critics of a New Jersey ballot measure to eliminate the right to bail for those accused of crimes say they support the intent: Keeping the most dangerous suspects behind bars while letting others go free as they await trial under conditions that do not include posting cash. The major qualms about the Nov. 4 ballot measure are about the details — and some opponents are resigned to seeing the measure adopted. “I’m against it the way it is,” said Sen …