Revert "added documentation"

This reverts commit 045ae4a5967f91b40fbe97a3ffec604e3880d016.
Revert "Revert "added documentation""

This reverts commit 4ee3f2145f5e0899324934bb4693f03884839726.
Revert "Revert "Revert "added documentation"""

This reverts commit 5f324eefa46c65f86482b8cf524283509e2cb578.
Revert "cleanup and bugfixes"

This reverts commit 6f9fc46dfd7f4a8f27ff3605ed5331c26512de53.
removed old gws manager