Update README documentation

Added:
    - IO storage and Enhanced Error Handling.

Change-Id: I6c25742227c2f6edd93c636b000ce05c9f9a5bd9
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/README.md b/README.md
index a765f4f..edec3de 100755
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@
 * Factory reset
 * RAS (Reliability, availability and serviceability)
 * Web UI testing
+* IO storage and EEH (Enhanced Error Handling) testing
 
 **Debugging Supported List**
 * SOL collection
@@ -80,7 +81,7 @@
 `extended/`: Contains test cases for boot testing, network testing,
              code update testing etc.
 
-`systest/`: Contains test cases for HTX bootme.
+`systest/`: Contains test cases for HTX bootme, IO storage and EEH testing.
 
 `xcat/`: Contains test cases for XCAT automation.