Turning off signup title and description A/B tests

These have been on a long time.  Using short title and no description.

Data from Mixpanel:
Description on:
no 42.09
yes 41.91
Title length:
short 42.26
long 41.74

app/locale/en.coffee

@@ -111,8 +111,6 @@
     signup_switch: "Want to create an account?"
 
   signup:
-    create_account_title: "Create Account to Save Progress"
-    description: "It's free. Just need a couple things and you'll be good to go:"
     email_announcements: "Receive announcements by email"
     creating: "Creating Account..."
     sign_up: "Sign Up"

app/templates/core/auth.jade

@@ -9,10 +9,7 @@
     if mode === 'login'
       h1(data-i18n="login.log_in") Log In
     if mode === 'signup'
-      if title === 'short'
-        h1(data-i18n="login.sign_up") Create Account
-      else
-        h1(data-i18n="signup.create_account_title").long-title Create Account to Save Progress
+      h1(data-i18n="login.sign_up") Create Account
 
     div#close-modal
       span.glyphicon.glyphicon-remove
@@ -24,9 +21,6 @@
       .alert.alert-success
         span(data-i18n="signup.required") You need to log in before you can that way.
 
-    else if mode === 'signup' && descriptionOn === "yes"
-          p(data-i18n="signup.description") It's free. Just need a couple things and you'll be good to go:
-
     form.form
       .form-group
         label.control-label(for="email")

app/views/core/AuthModal.coffee

@@ -33,11 +33,6 @@ module.exports = class AuthModal extends ModalView
   getRenderData: ->
     c = super()
     c.showRequiredError = @options.showRequiredError
-    c.title = {0: 'short', 1: 'long'}[me.get('testGroupNumber') % 2]
-    c.descriptionOn = {0: 'yes', 1: 'no'}[Math.floor(me.get('testGroupNumber')/2) % 2]
-    if @mode is 'signup'
-      application.tracker.identify authModalTitle: c.title
-      application.tracker.trackEvent 'Started Signup', authModalTitle: c.title, descriptionOn: c.descriptionOn
     c.mode = @mode
     c.formValues = @previousFormInputs or {}
     c.me = me