also remove drop.gets.patch that is no longer required.

This work has nothing to do in erp5-component branch, and is preventing it
from being merged to erp5 banch more often.
Conflicts because of non-reverted
6d1a9805 have been resolved to that its
intent is preserved with non-cluster ERP5 SR.

This reverts commit 77976a14.
This reverts commit 7aa1d92c.
This reverts commit 80062015.
This reverts commit 36ed58f2.
This reverts commit 1fe3f466.
This reverts commit 7731726a.
This reverts commit eb2016c4.

Executable passed as "binary" parameter must provide needed --socket
argument to actual binary.

Signed-off-by: Cédric de Saint Martin <cedric.dsm@tiolive.com>

Detect missing options earlier, without bothering master.

Also, s/isSlave/slave/ .
Also, when doc says we default to "false", literaly default to "false".

Signed-off-by: Cédric de Saint Martin <cedric.dsm@tiolive.com>

User (with enough privileges) must be supplied, otherwise logs are never
reopened.
Also, quote socket and binary paths.