Make sure each data-table-row is appended to the light DOM only once.
Make sure each data-table-row is appended to the light DOM only once.

Until now, wrapping <iron-data-table> inside another custom component and
placing that custom component inside a template of <demo-snippet> would result
in a infinite loop. Not sure why, but it probably has something to do with the
order of execution in Polymer when attaching elements into Shady DOM.

Saulis/iron-data-table,Saulis/iron-data-table