In a sign of mounting frustration, Multnomah Countys top prosecutor Monday released a list of the cases of nearly 300 people who have had charges dismissed against them this year because no public defenders were available to represent them. People accused of car theft, fleeing police and illegally carrying guns were most likely to walk free, according to the list. But dropped cases also include accusations of lower level assaults, domestic violence, burglary, identity theft, intoxicated driving and hit-and-run driving................