Build: Added setting of versionSuffix config attribute in release:init task
(cherry picked from commit f87ccfb2f14ab07f77523486ba27ce8abdc826bd)
Build: Changed banner to display git HEAD hash in a new fashion and the build date instead of the commit date
(cherry picked from commit 0ff5f256b5fbc3906fa93a507f6b3ddd2bfc4c73)