GRN-45: Fixed the URL being sent in the password reset email (#351)

* Fixed the url used in the reset password emails and added the ability to preview emails in the dev environment

* Replaced localhost with example.com in email previews

* Update password_reset.html.erb

test/mailers/previews/user_mailer_preview.rb

@@ -1,4 +1,20 @@
 # frozen_string_literal: true
 
 class UserMailerPreview < ActionMailer::Preview
+  # Preview this email at
+  # http://localhost:3000/rails/mailers/user_mailer/password_reset
+  def password_reset
+    user = User.first
+    user.reset_token = User.new_token
+    url = "http://example.com" + "/password_resets/" + user.reset_token + "/edit?email=" + user.email
+    UserMailer.password_reset(user, url)
+  end
+
+  # Preview this email at
+  # http://localhost:3000/rails/mailers/user_mailer/verify_email
+  def verify_email
+    user = User.first
+    url = "http://example.com" + "/u/verify/confirm/" + user.uid
+    UserMailer.verify_email(user, url)
+  end
 end