[New] Gmetad's internal metrics and graphs.
[New] Python scripts to store/update/draw the internal metrics values in RRD format. And a webpage to show any .rrd file (not a "live" page)
Merge pull request #163 from OHamm/master

Gmetad's internal metrics and graphs.
Copied changes from gmond_python_modules repo to add support for MySQL 5.6+ (plus other fixes)
Merging changes from gmond_python_modules repo
Merge pull request #165 from NoodlesNZ/master

Copied changes from gmond_python_modules repo to add support for MySQL 5...