OUT-798: Start counter at 2

PEPAttachment.cs

@@ -1071,7 +1071,7 @@ namespace pEp
              * rename to 'file.ext', 'file (1).ext', 'file (2).ext' etc.
              */
             bool error = false;
-            int counter = 1;
+            int counter = 2;
             string normalizedFileName = this.FileName;
 
             // If there is already a file with this file name, add number