Merge pull request #1602 from plotly/fix-span-animation

Fix tspan selector

Author: rreusser

src/traces/scatter/plot.js

@@ -470,7 +470,7 @@ function plotOne(gd, idx, plotinfo, cdscatter, cdscatterAll, element, transition
                 var x = d.xp || xa.c2p(d.x),
                     y = d.yp || ya.c2p(d.y);
 
-                d3.select(this).selectAll('tspan').each(function() {
+                d3.select(this).selectAll('tspan.line').each(function() {
                     transition(d3.select(this)).attr({x: x, y: y});
                 });
             });