twitter-text 3.1.0 release PR (twitter#310)

* twitter-text 3.1.0 release PR

* fix ccTLD regex

* fix node js build

README.md

@@ -13,6 +13,6 @@ See implementations and conformance in this repo below:
 
 ## Copyright and License
 
-Copyright 2012-2018 Twitter, Inc and other contributors
+Copyright 2012-2020 Twitter, Inc and other contributors
 
 Licensed under the Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0

conformance/Rakefile

@@ -5,7 +5,7 @@ require 'yaml'
 namespace :tlds do
   desc 'Grab tlds from iana and save to tld_lib.yml'
   task :iana_update do
-    doc = Nokogiri::HTML(open('https://www.iana.org/domains/root/db'))
+    doc = Nokogiri::HTML(open('http://www.iana.org/domains/root/db'))
     tlds = []
     types = {
       'country' => /country-code/,