fix double call acceptance, and don't resume automatically after gsm interruption

Classes/CallDelegate.m

@@ -38,13 +38,18 @@
 }
 
 -(void) actionSheet:(UIActionSheet *)actionSheet didDismissWithButtonIndex:(NSInteger)buttonIndex {
+	
+		
     if (timeout) {
         [timeout invalidate];
         timeout = nil;
     }
+	if (buttonIndex != actionSheet.cancelButtonIndex) return;
+	
     if (eventType == CD_UNDEFINED) {
         ms_error("Incorrect usage of CallDelegate/ActionSheet: eventType must be set");
     }
+	
     [delegate actionSheet:actionSheet ofType:eventType clickedButtonAtIndex:buttonIndex withUserDatas:call];    
 }
 

Classes/LinphoneUI/LinphoneManager.m

@@ -987,13 +987,7 @@ void networkReachabilityCallBack(SCNetworkReachabilityRef target, SCNetworkReach
 
 -(void) endInterruption {
     ms_message("Sound interruption ended!");
-    const MSList* c = linphone_core_get_calls(theLinphoneCore);
-    
-    if (c) {
-        ms_message("Auto resuming call");
-        linphone_core_resume_call(theLinphoneCore, (LinphoneCall*) c->data);
-    }
-    
+    //let the user resume the call manually.
 }
 +(BOOL) runningOnIpad {
 #ifdef UI_USER_INTERFACE_IDIOM