hx-ext attribute

• oob swap via swap extension uses isInlineSwap correctly15ms ‣

  this.server.respondWith(
    'GET',
    '/test',
    '<div id="b1" hx-swap-oob="inline">Bar</div>'
  )
  var btn = make('<div hx-get="/test" hx-swap="none" data-hx-ext="ext-4"><div id="b1">Foo</div></div>')
  btn.click()
  this.server.respond()
  byId('b1').innerHTML.should.equal('Bar')