Core htmx AJAX Tests

• handles swap outerHTML properly20ms ‣

  this.server.respondWith('GET', '/test', '<a id="a1" hx-get="/test2">Click Me</a>')
  this.server.respondWith('GET', '/test2', 'Clicked!')
  var div = make('<div id="d1" hx-get="/test" hx-swap="outerHTML"></div>')
  div.click()
  should.equal(byId('d1'), div)
  this.server.respond()
  should.equal(byId('d1'), null)
  byId('a1').click()
  this.server.respond()
  byId('a1').innerHTML.should.equal('Clicked!')