fixed typo

README.md

@@ -26,4 +26,4 @@ var log = new LoggerConfiguration()
 
 This will write unsent messages to a `buffer-{Date}.json` file in the specified folder (`C:\test\` in the example). 
 
-The method also takes a `reretainedFileCountLimit` parameter that will allow you to control how much info to store / ship when back online. By default, the value is `null` with the intent is to send all persisted data, no matter how old. If you specify a value, only the data in the last N buffer files will be shipped back, preventing stale data to be indexed (if that info is no longer usefull).
+The method also takes a `retainedFileCountLimit` parameter that will allow you to control how much info to store / ship when back online. By default, the value is `null` with the intent is to send all persisted data, no matter how old. If you specify a value, only the data in the last N buffer files will be shipped back, preventing stale data to be indexed (if that info is no longer usefull).