Percentage values are now aligned with the node name when transitioning
Merge pull request #18 from thomas-squid/percentagedisplayfeature

Height amend from master with percentage / node name transition alignment
Merge remote-tracking branch 'upstream/percentagedisplayfeature'
fix handle the case when there is no secondary metric
Merge remote-tracking branch 'upstream/master'

Conflicts:
	dist/squid_api_flowchart-widget.js
	src/squid_api_flowchart_widget.js