Corona Devs Talks IV

We will periodically release Corona Development Talks to introduce changes and improvements in RA3:Corona mod. DevTalk IV will mainly cover the complete rework of Sledgehammer Assault Gun, adjustment on the Rising Sun navy, Celestial power effects on combat units and multiple units (including Celestial EVA) voice lines. Translation: Mirage in the Void Proofreading: 秋元明, Furydance