The company may have recently halted its push into real-money gaming, but Zynga slots have expanded with the launch of Hit it Rich: Casino Slots on Facebook. The game comes from Spooky Cool Labs, which Zynga acquired in June specifically for the purpose of building social casino games. Spooky Cool Labs previously released a Wizard of Oz themed city-builder, and the Oz license went to Zynga during the acquisition. As a result, Zynga slots place a heavy focus on The Wizard of Oz brand, along with other brands including Beetle Bailey, Blondie and more. In Hit It Rich: Casino Slots,…