health: User message when benchmark is over

This user message will report the benchmark is complete with the
location where the result got stored (network and/or local usb device).

A typical message :
 #############################################################################
 Benchmarking Complete
 Results got saved on :
  -> NETWORK SERVER 10.0.2.2
 #############################################################################
detect: Adding missing new line in some messages

detect & health files were missing some \n leading to weird messages.