Revert "CG-2786: Now stores full path to watch lists as reference to new files"

This reverts commit 481fec0096280fe4b43a04334e1ad5394a174381.
Revert "CG-2786: Gearman will now watch directories recursively as well as watch newly created directories in current watch directories"

This reverts commit b703b332791439e708f3d64fa8713175d06711b7.