Defined simplified version of tail() funciton for getting file contents read from end.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>
Defined PoC Panel window triggered by ↵, with logs of service.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>