Core htmx API test

• ajax api falls back to targeting source if target not set11ms ‣

  this.server.respondWith('GET', '/test', 'foo!')
  var div = make("<div id='d1'></div>")
  htmx.ajax('GET', '/test', {
    source: div
  })
  this.server.respond()
  div.innerHTML.should.equal('foo!')