Assign Copyright to LG Electronics, Inc.

[GF-5644] Convert HP Copyright to LG

Bring back Joynet's copyright in src/node.cc

Open-webOS-DCO-1.0-Signed-off-by: Maksym Shevchenko <myshevchenko@luxoft.com>

Change-Id: I5439645c4006756ef170aae46fbf48e4501a8c7e
Reviewed-on: https://g2g.palm.com/2602
Reviewed-by: Build Verification
Reviewed-by: Keith Derrick <keith.derrick@lge.com>
Tested-by: Keith Derrick <keith.derrick@lge.com>