Coretemp bug fix

Ignore sampling package temperatere under ther coretemp plugin
Refs #55

Conflicts:

	orcm/mca/sensor/coretemp/sensor_coretemp.c
Fix the coretemp sensor so it puts the cores in order and uses the core number in the database key.

Conflicts:

	orcm/mca/sensor/coretemp/sensor_coretemp.c
Fix critical klocworks issue in sensor_freq.c
fixed snprintf problem; no database logging if sensor data is not available