Captcha caching doesn't work on v1; remove it.

src/Posting/Captcha.v1.coffee

@@ -33,10 +33,6 @@ Captcha.v1 =
     $.after QR.nodes.com.parentNode, [imgContainer, input]
 
     @captchas = []
-    $.get 'captchas', [], ({captchas}) ->
-      QR.captcha.sync captchas
-      QR.captcha.clear()
-    $.sync 'captchas', @sync
 
     new MutationObserver(@afterSetup).observe $.id('captchaContainer'), childList: true
 
@@ -51,7 +47,6 @@ Captcha.v1 =
     img.parentNode.hidden = true
     input.value = ''
     input.placeholder = 'Focus to load reCAPTCHA'
-    @count()
     $.on input, 'focus click', @cb.focus
 
   needed: ->
@@ -95,7 +90,6 @@ Captcha.v1 =
     {img, input} = QR.captcha.nodes
     img.parentNode.hidden = false
     input.placeholder = 'Verification'
-    QR.captcha.count()
     $.off input, 'focus click', QR.captcha.cb.focus
 
     QR.captcha.nodes.challenge = challenge
@@ -114,45 +108,13 @@ Captcha.v1 =
     $.globalEval 'Recaptcha.destroy()'
     @beforeSetup()
 
-  sync: (captchas=[]) ->
-    QR.captcha.captchas = captchas
-    QR.captcha.count()
-
   getOne: ->
-    @clear()
-    if captcha = @captchas.shift()
-      {challenge, response} = captcha
-      @count()
-      $.set 'captchas', @captchas
+    challenge = @nodes.img.alt
+    if /\S/.test(response = @nodes.input.value)
+      @destroy()
+      {challenge, response}
     else
-      challenge   = @nodes.img.alt
-      if /\S/.test(response = @nodes.input.value)
-        @destroy()
-      else
-        return null
-    {challenge, response}
-
-  save: ->
-    return unless /\S/.test(response = @nodes.input.value)
-    @nodes.input.value = ''
-    @captchas.push
-      challenge: @nodes.img.alt
-      response:  response
-      timeout:   @timeout
-    @count()
-    @reload()
-    $.set 'captchas', @captchas
-
-  clear: ->
-    return unless @captchas.length
-    $.forceSync 'captchas'
-    now = Date.now()
-    for captcha, i in @captchas
-      break if captcha.timeout > now
-    return unless i
-    @captchas = @captchas[i..]
-    @count()
-    $.set 'captchas', @captchas
+      null
 
   load: ->
     return unless @nodes.challenge.firstChild
@@ -163,20 +125,6 @@ Captcha.v1 =
     @nodes.img.alt = challenge
     @nodes.img.src = challenge_image.src
     @nodes.input.value = null
-    @clear()
-
-  count: ->
-    count = if @captchas then @captchas.length else 0
-    placeholder = @nodes.input.placeholder.replace /\ \(.*\)$/, ''
-    placeholder += switch count
-      when 0
-        if placeholder is 'Verification' then ' (Shift + Enter to cache)' else ''
-      when 1
-        ' (1 cached captcha)'
-      else
-        " (#{count} cached captchas)"
-    @nodes.input.placeholder = placeholder
-    @nodes.input.alt = count # For XTRM RICE.
 
   reload: (focus) ->
     # Hack to prevent the input from being focused
@@ -187,8 +135,6 @@ Captcha.v1 =
   keydown: (e) ->
     if e.keyCode is 8 and not @nodes.input.value
       @reload()
-    else if e.keyCode is 13 and e.shiftKey
-      @save()
     else
       return
     e.preventDefault()