api name clarity

Author: caiyue1993

Example/IceCream_Example/AppDelegate.swift

@@ -22,7 +22,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         syncEngine = SyncEngine(objects: [
             SyncObject(type: Dog.self),
             SyncObject(type: Cat.self),
-            SyncObject(type: Person.self, uObjectClassType: Cat.self)
+            SyncObject(type: Person.self, uListElementType: Cat.self)
             ])
 
         /// If you wanna test public Database, comment the above syncEngine code and uncomment the following one

IceCream/Classes/SyncObject.swift

@@ -32,9 +32,9 @@ public final class SyncObject<T, U, V, W> where T: Object & CKRecordConvertible
     public init(
         realmConfiguration: Realm.Configuration = .defaultConfiguration,
         type: T.Type,
-        uObjectClassType: U.Type? = nil,
-        vObjectClassType: V.Type? = nil,
-        wObjectClassType: W.Type? = nil
+        uListElementType: U.Type? = nil,
+        vListElementType: V.Type? = nil,
+        wListElementType: W.Type? = nil
     ) {
         self.realmConfiguration = realmConfiguration
     }