tcpborphserver: removed I2C dependency for hwsensors.
tcpborphserver: implemented generic check for sensors:
        /sys/class/hwmon/hwmon[0..x]/param OR
        /sys/class/hwmon/hwmon[0..x]/device/param
Merge pull request #4 from ska-sa/sys_hwsensor_fix

tcpborphserver: removed I2C dependency for hwsensors. Added more generic /sys/class/hwmon check for sensors.