Scosche Industries and Cygnett have both rolled out their new cases for the iPhone 4. Scosche’s new cases include the bandEdge g4, a polycarbonate and rubber edge case priced at $25, and the kickBack g4, a glossy polycarbonate and rubber hybrid case featuring an integrated rear horizontal kickstand for $35. Cygnett’s new offerings for the iPhone 4 include the WorkMate, a dual-layer silicon case with ribbed edges for added shock protection…