README file updating

Change-Id: I1cba6e81d640a1e14f0629702f06aa3cc7a22fff
Issue-ID: SDC-2057
Signed-off-by: Manzon, Inna (im453s) <im453s@intl.att.com>
diff --git a/README.md b/README.md
index 68636f1..549383d 100644
--- a/README.md
+++ b/README.md
@@ -140,3 +140,10 @@
 
 ### Note:
 This version is intended for SDN-C team usage only.
+
+## 1.5.0
+
+### Changes:
+1. Bug fix in Policy metadata object getter (Jtosca)
+2. NPE fix in Policy getTargets method (sdc-tosca)
+3. Adding more getters to IEntityDetails interface for getEntity API introduced on 1.4.8 version.