Revert "Perform change update on multiple threads"

This reverts commit c545c0901241314190cac02a24aa95f831dd0572.

This commit is reverted because it breaks pushing via HTTP.

Change-Id: Ica20fb9ce606f425e57737ebe92eccd2c8739fb9
Signed-off-by: Edwin Kempin <edwin.kempin@sap.com>
5 files changed