bump Lingua::EN::Tagger dep to 0.20

Lingua::EN::Tagger before 0.20 had some unescaped curly braces in
regexes, this produces a warning on perl 5.17+ which breaks our tests.

diff --git a/Makefile.PL b/Makefile.PL
index 1adae9c..c0a41a4 100644 (file)
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -40,7 +40,7 @@ requires 'Scalar::Util'                => 0;
 requires 'Task::Weaken'                => 0;
 requires 'Data::Dump'                  => '1.06';
 requires 'Lingua::EN::Inflect::Number' => '1.1';
-requires 'Lingua::EN::Tagger'          => 0;
+requires 'Lingua::EN::Tagger'          => 0.20;
 requires 'Lingua::EN::Inflect::Phrase' => '0.02';
 requires 'Digest::MD5'                 => '2.36';
 requires 'Class::Accessor::Grouped'    => '0.10002';