Two hours is all it takes to turn parking spaces into a temporary park. Motivated by both the PARK(ing) Day events in San Francisco, and locally by last year&amp;#8217;s parking-meter deal, this is PARK(ing)&amp;#8217;s second&nbsp;fourth&nbsp;year of bringing the urban park to the people. Matt Nardella, principal architect for Moss Design and organizer of the event, [...]