Keep screen on when connected via USB

Feature#651

Open-WebOS-DCO-1.0-Signed-Off-By: john mcconnell  johnmcconnell@yahoo.com
Merge pull request #32 from micro-tech/Feature#651

Keep screen on when connected via USB
Up date the webos-lib to lates

Open-WebOS-DCO-1.0-Signed-Off-By: john mcconnell  johnmcconnell@yahoo.com