The Oshkosh Common Council unanimously passed a new ordinance this week to strengthen law enforcement around the city's biannual pub crawl event.Police say the drinking event leads to an increase in crime, including underage drinking and disorderly conduct. Last spring, a 23-year-old man was arrested and charged following an alleged shooting near the UWO campus.Last spring's pub crawl generated 65 service calls, 41 citations and 10 arrests, resu…