Add debounce to URL finder

[robcalcroft]

Add debounce to URL finder

[zoetrope69]

Have used this before: http://underscorejs.org/#debounce

[robcalcroft]

Oops this is broken

[zoetrope69]

maybe bind to the debounce?

[robcalcroft]

http://stackoverflow.com/questions/35435074/using-debouncer-with-react-event/35436028#35436028 answerer gave some better advice quoting the React docs by using event.persist(). Need to look into implementing