Merge pull request #217 from jrenner/master

Fixes #215 changed timer to only reset when an update is run, not just an attempt to update
Merge pull request #218 from jrenner/master

Tried to improve autoUnit
version 1.6.1
Update documentation
Update author (add Jon Renner)
Add Changelog
On the road of the 1.7 version
Adding support for hddtemp
Small fixes: closing socket, adjusting label size
Line must contain 6 fields
- Implemented caching (for when responses are empty)
- Protecting glances from hddtemp deaths/stops
- Cleaner label
Fixing error when running glances with hddtemp but without sensors