Fix missing content on Wikipedia articles (#560)

Readability-readerable.js

@@ -24,7 +24,7 @@
 var REGEXPS = {
   // NOTE: These two regular expressions are duplicated in
   // Readability.js. Please keep both copies in sync.
-  unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|foot|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i,
+  unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|footer|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i,
   okMaybeItsACandidate: /and|article|body|column|main|shadow/i,
 };
 

Readability.js

@@ -115,7 +115,7 @@ Readability.prototype = {
   REGEXPS: {
     // NOTE: These two regular expressions are duplicated in
     // Readability-readerable.js. Please keep both copies in sync.
-    unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|foot|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i,
+    unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|footer|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i,
     okMaybeItsACandidate: /and|article|body|column|main|shadow/i,
 
     positive: /article|body|content|entry|hentry|h-entry|main|page|pagination|post|text|blog|story/i,

test/test-pages/wikipedia-2/expected-metadata.json

@@ -0,0 +1,8 @@
+{
+  "title": "New Zealand - Wikipedia",
+  "byline": "Authority control",
+  "dir": "ltr",
+  "excerpt": "Coordinates: 42°S 174°E / 42°S 174°E",
+  "siteName": null,
+  "readerable": true
+}