Updated HttpAsyncClient 4.0 release notes; updated building instructions

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1533206 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/BUILDING.txt b/BUILDING.txt
index 0c33b71..da5d0f7 100644
--- a/BUILDING.txt
+++ b/BUILDING.txt
@@ -39,37 +39,3 @@
 mvn install
 mvn javadoc:aggregate
 
-Execute the following command in order to generate the tutorial in html and pdf formats
-
-mvn docbkx:generate-pdf docbkx:generate-html
-
-(5) Building distribution assemblies 
-
-Execute the following command in order to build the distribution assemblies
-
-mvn package assembly:assembly
-
-(6) Fix EOL in source files
-
-Fix the archive files so the source files have the correct EOL settings:
-
-mvn antrun:run
-
-(7) Building project web site
-
-Execute the following command in order to generate the project web site:
-
-mvn site
-
-Execute the following command in order to generate the project web site with Clover reports.
-This step is optional:
-
-mvn site -Pclover -Dmaven.clover.licenseLocation=<path>/clover.license
-
-where <path> is a full path to Clover license file
-
-ASF committers can obtain a copy of Clover license donated to the ASF from the SVN repository
-at the following location:
-
-https://svn.apache.org/repos/private/committers/donated-licenses/clover
-
diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt
index 6e31b57..958c833 100644
--- a/RELEASE_NOTES.txt
+++ b/RELEASE_NOTES.txt
@@ -19,6 +19,9 @@
 * [ HTTPASYNC-56] Fixed thread deadlock in DefaultClientExchangeHandlerImpl.
   Contributed by Oleg Kalnichevski <olegk at apache.org>
 
+* [HTTPASYNC-57] HTTPS request execution via a HTTP proxy can cause an infinite loop.
+  Contributed by Oleg Kalnichevski <olegk at apache.org>
+
 * [HTTPASYNC-52] Proxy configuration set at the request level does not apply.
   Contributed by Oleg Kalnichevski <olegk at apache.org>