Fixed #456 sequenceDiagram: dotted line for alt and empty bracket sho…#477

Merged

knsv merged 2 commits intomermaid-js:masterfrom brookhong:sequenceDiagram

Mar 19, 2017

+47-31

Commits on Feb 16, 2017

Fixed #456 sequenceDiagram: dotted line for alt and empty bracket should be hidden
brookhong
committed
Update color for label to make it align with loop line
brookhong
committed