More detailed comments.

Better Together/Better Together/UIViews/CharacterManager.swift

@@ -97,9 +97,15 @@ class CharacterManager {
         return nil
     }
     
+    private static let numberOfSendImageNames = 3
+    // In multiplayer mode we only exchange the name of 3 images (body,arm,hand) beacuse of perfomance reasons.
+    // This function reconstructs the howl cusomozation (which includes images for 9 body parts) out of the 3 image names.
+    /// This function reconstructs the howl cusomozation (which includes images for 9 body parts) out of the 3 image names.
+    /// - Parameter config: the 3 images names received
+    /// - Returns: The 9 image names for each body part.
     static func getCompleteCustomization(for config: [String]?) -> [String]? {
         guard config != nil else { return nil }
-        guard config!.count == 3 else { return nil }
+        guard config!.count == numberOfSendImageNames else { return nil }
         let Body = config![0]
         let LeftUpperArm = config![1]
         let LeftLowerArm = config![1]