This gem is required by forthcoming twitter-text-2.1.0 gem.
Ruby Bindings for the GNU LibIDN library, an implementation of
the Stringprep, Punycode and IDNA specifications defined by
the IETF Internationalized Domain Names (IDN) working group.
Included are the most important parts of the Stringprep, Punycode
and IDNA APIs like performing Stringprep processings, encoding
to and decoding from Punycode strings and converting entire domain
names to and from the ACE encoded form.
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