Sort hosts in name order before displaying.
Use + instead of ADDNAN for addition, since it breaks current total and average.
Update documentation a little.
Merge remote-tracking branch 'upstream/master'
Implement autocomplete for metrics picker (needs to be sped up).
Clean up HTML, etc.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	stacked.php
Add check_metric_regex, for regex checking of both hosts and metrics, aggregate graphs style.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	header.php
Fix percentage and scaled metric totals (and display) for line graphs.
Make picker autocomplete configurable.
Merge branch 'master' of git://github.com/jbuchbinder/ganglia-web into jbuchbinder-master

Conflicts:
	conf_default.php.in