Firefox: outerHeight() not taking <caption> height into account for tables

### Description ###
outerHeight() returns only \<table\> height even if it contains \<caption\> in Firefox 61, IE 11 and Edge.
Works fine in Chrome

### Link to test case ###
https://jsfiddle.net/a6c4jdt3/6/

outerHeight() returns 100 instead of 130

