SEATTLE — Many voters don’t have the money to donate to political candidates or don’t care enough to bother. But what if the government gave them $100 to dole out as they saw fit?That’s the experiment underway in Seattle after voters this month adopted the nation’s first voucher system for campaign contributions. The idea is to get those who don’t normally donate more involved in politics as a way to counteract the influence of big corporate donors and wealthy individuals.“We&rsquo …