add missing optional comment in docs

add missing optional comment in docs

Always show recording link even if recordings are currently disabled (b…

…lakeblackshear#2787)

* Always show recording link even if recordings are currently disabled

* Fix test to consider all cameras to have recording link

selectively increment position changes

increment motionless_count

allow dash in camera name

make motion the default retain mode

disable disk sync on startup

check for apex dir

ensure cache copies when events have ended