Revert "fix help info to add the 'n' switch"

This reverts commit c67e0bc0d9b5f53545a9c087126a7c2fa34dd9de.
Revert "add a filter in find, so it will count as OR peeras, not both of them (same tree..)"

This reverts commit 7920698595fa2447ec38b6f0d0dd70a9e1105c17.
Revert "store peer-as in /peeras/* (only for sFlow)"

This reverts commit 4662f2f75dab181ce05bfb60bc903704dab88b15.
Revert "wait for children before exit; avoid a 'socket already used' issue on restart;"

This reverts commit 86ddfe44b48afd55f741c6bcce91a2e5627d80a4.