Bug 573733 - Readme file for 4.20

Change-Id: I623dc09a5463224c45bd69c880fc26933467925b
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.releng/+/180947
Tested-by: Sarika Sinha <sarika.sinha@in.ibm.com>
Reviewed-by: Sarika Sinha <sarika.sinha@in.ibm.com>
1 file changed