In version < 4.4.0 there is a dev leftover that stops the table headers to be displayed as defined. 


To fix this, go in "src/components/tables/Table.js" on line 30, and remove the last &&false in the if statement. 

It should look like this.

if(this.props.headers&&this.props.headers.length>0){
      //We already know who are our headers,preset