unify naming

deltachat-ios/Controller/ChatListController.swift

@@ -139,7 +139,7 @@ extension ChatListController: UITableViewDataSource, UITableViewDelegate {
 
         let chatId = chatList.getChatId(index: row)
         let chat = DcChat(id: chatId)
-        let summary = chatList.summary(index: row)
+        let summary = chatList.getSummary(index: row)
 
         cell.nameLabel.text = chat.name
         if let img = chat.profileImage {

deltachat-ios/DC/Wrapper.swift

@@ -310,11 +310,11 @@ class DcChatlist {
         return Int(dc_chatlist_get_chat_id(chatListPointer, index))
     }
 
-    func getMessageId(index: Int) -> Int {
+    func getMsgId(index: Int) -> Int {
         return Int(dc_chatlist_get_msg_id(chatListPointer, index))
     }
 
-    func summary(index: Int) -> DcLot {
+    func getSummary(index: Int) -> DcLot {
         guard let lotPointer = dc_chatlist_get_summary(self.chatListPointer, index, nil) else {
             fatalError("lot-pointer was nil")
         }