Fixed query bug from pull #4
Fixed query bug from pull #4

The current code will remove other instances of the icon if it appears more than once on the page.
mehranhatami/angularjs-gravatardirective,lavinjj/angularjs-gravatardirective,mehranhatami/angularjs-gravatardirective,lavinjj/angularjs-gravatardirective,lavinjj/angularjs-gravatardirective