Minor changes to RELEASE_NOTES.txt

RELEASE_NOTES.txt

@@ -1,9 +1,9 @@
 Release 5.3.3
 ------------------
 
-This maintenance release fixes a defect in how async SSL sessions handles and overflow
-condition when encrypting application data. There has also been several fixes for fringe
-cases related to the handling of HTTP/1.1 async connections half-closed by the opposite
+This maintenance release fixes a defect in how asynchronous SSL sessions handle an overflow
+condition when encrypting application data. There have also been several fixes for edge
+cases related to handling HTTP/1.1 asynchronous connections half-closed by the opposite
 endpoint.
 
 
@@ -17,18 +17,18 @@ Change Log
   the application (protocol) layer.
   Contributed by Oleg Kalnichevski <olegk at apache.org>
 
-* Bug fix: Corrected shutdown of async HTTP/1.1 connections half-closed by the opposite
+* Bug fix: Corrected shutdown of asynchronous HTTP/1.1 connections half-closed by the opposite
   endpoint.
   Contributed by Oleg Kalnichevski <olegk at apache.org>
 
-* Bug fix: Made shared output buffer #writeCompleted block until the end of stream has been
+* Bug fix: Made shared output buffer #writeCompleted block until the end of a stream has been
   written out.
   Contributed by Oleg Kalnichevski <olegk at apache.org>
 
-* HTTPCORE-775: Fixed handling SSLEngineResult#BUFFER_OVERFLOW of by Async SSLIOSession#write
+* HTTPCORE-775: Fixed handling SSLEngineResult#BUFFER_OVERFLOW of by asynchronous SSLIOSession#write
   Contributed by Andriy Redko <drreta at gmail.com>
 
-* Bug fix: in some fringe cases the request may still be not fully completed while
+* Bug fix: In some edge cases, the request may still not be fully completed while
   the response has already been fully committed by the HTTP/1.1 stream handler. Connections
   that cannot be kept alive must be closed only once both request and response streams are
   fully complete.