Bug 577278 - Readme file for 4.22 Change-Id: If9a37225236d4423e4e0e59efdadf52ac41f2b7b Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.releng/+/188039 Tested-by: Sarika Sinha <sarika.sinha@in.ibm.com> Reviewed-by: Sarika Sinha <sarika.sinha@in.ibm.com>