Revert "Bump twitter-text"

This adds a new dependency (`libidn11-dev` on debian, I'm not sure about
other distros).

This reverts commit 070e4caa57.

Gemfile

@@ -144,7 +144,7 @@ gem "nokogiri",          "1.8.2"
 gem "open_graph_reader", "0.6.2" # also update User-Agent in features/support/webmock.rb
 gem "redcarpet",         "3.4.0"
 gem "ruby-oembed",       "0.12.0"
-gem "twitter-text",      "2.1.0"
+gem "twitter-text",      "1.14.7"
 
 # RTL support
 

Gemfile.lock

@@ -313,7 +313,6 @@ GEM
       actionpack (>= 3.0.0)
       i18n-inflector (~> 2.6)
       railties (>= 3.0.0)
-    idn-ruby (0.1.0)
     ipaddress (0.8.3)
     jasmine (3.1.0)
       jasmine-core (= 3.1.0)
@@ -710,8 +709,7 @@ GEM
       multipart-post (~> 2.0)
       naught (~> 1.0)
       simple_oauth (~> 0.3.0)
-    twitter-text (2.1.0)
-      idn-ruby
+    twitter-text (1.14.7)
       unf (~> 0.1.0)
     typhoeus (1.3.0)
       ethon (>= 0.9.0)
@@ -897,7 +895,7 @@ DEPENDENCIES
   timecop (= 0.9.1)
   turbo_dev_assets (= 0.0.2)
   twitter (= 6.2.0)
-  twitter-text (= 2.1.0)
+  twitter-text (= 1.14.7)
   typhoeus (= 1.3.0)
   uglifier (= 4.1.8)
   unicorn (= 5.4.0)

lib/diaspora/markdownify/html.rb

@@ -6,7 +6,7 @@ module Diaspora
       include ActionView::Helpers::TextHelper
 
       def autolink link, type
-        Twitter::TwitterText::Autolink.auto_link_urls(
+        Twitter::Autolink.auto_link_urls(
           link,
           url_target:           "_blank",
           link_attribute_block: lambda {|_, attr| attr[:rel] += " noopener noreferrer" }

lib/diaspora/message_renderer.rb

@@ -244,7 +244,7 @@ module Diaspora
     # Extracts all the urls from the raw message and return them in the form of a string
     # Different URLs are seperated with a space
     def urls
-      @urls ||= Twitter::TwitterText::Extractor.extract_urls(plain_text_without_markdown).map {|url|
+      @urls ||= Twitter::Extractor.extract_urls(plain_text_without_markdown).map {|url|
         Addressable::URI.parse(url).normalize.to_s
       }
     end