Renamed the to>Entity Name>() functiuons to toEntity()

ref #76

src/controllers/UserGroupController.ts

@@ -48,7 +48,7 @@ export class UserGroupController {
 	async post(@Body({ validate: true }) createUserGroup: CreateUserGroup) {
 		let userGroup;
 		try {
-			userGroup = await createUserGroup.toUserGroup();
+			userGroup = await createUserGroup.toEntity();
 		} catch (error) {
 			throw error;
 		}