HHakim/E+ via Getty Images I’m fond of an old Japanese saying that goes, “vision without action is a daydream,” and there are many companies that try to sell credulous investors on turnaround and self-improvement visions only to deliver delays, disappointments, and excuses. That’s not the case here. Manitex International (NASDAQ:MNTX) has been executing on its self-improvement plans since my last update, and while it’s hard to know how much is “like for like” improvement (since the addition of the rental bu ...