Add method getByAttribute
Write a test for Hilo.dom.getById
Write two more tests for Hilo.dom.getById
Error handle Hilo.dom.getByClassName
Write tests for Hilo.dom.getByClassName
New build
Fix Hilo.dom.getByTagName
Write tests for Hilo.dom.getByTagName
Fix Hilo.dom.getByTagName
New build