Add timeout to urlaccesscheck command
Add timeout to urlaccesscheck command

5 seconds timeout per URL should be enough to detect probelms with
URL accessibility and avoid MC agent execution timeouts.

Change-Id: Ic0214c8164d0659ee6f5dd73e8e1c438d413c76a
Closes-bug: #1558460

stackforge/fuel-astute,stackforge/fuel-astute