Added ssl_handshake_step() to allow single stepping the handshake process Single stepping the handshake process allows for better support of non-blocking network stacks and for getting information from specific handshake messages if wanted.

diff --git a/ChangeLog b/ChangeLog
index 701f86b..f590069 100644
--- a/ChangeLog
+++ b/ChangeLog

@@ -1,6 +1,9 @@
 PolarSSL ChangeLog
 
 = Version Master
+Changes
+   * Added ssl_handshake_step() to allow single stepping the handshake process
+
 Bugfix
    * Memory leak when using RSA_PKCS_V21 operations fixed
    * Handle future version properly in ssl_write_certificate_request()