change_libxml-ruby_on_libxml-jruby_in_gemspeck_file

Author: Artem Telnov

twilio-ruby.gemspec

@@ -24,7 +24,7 @@ Gem::Specification.new do |spec|
   spec.extra_rdoc_files = ['README.md', 'LICENSE.md']
   spec.rdoc_options = ['--line-numbers', '--inline-source', '--title', 'twilio-ruby', '--main', 'README.md']
 
-  spec.add_dependency('libxml-ruby', '>= 2.0', '< 4.0')
+  spec.add_dependency('libxml-jruby', '~> 1.0')
   spec.add_dependency('jwt', '~> 1.5')
   spec.add_dependency('faraday', '~>0.9')
   spec.add_dependency('jruby-openssl') if RUBY_PLATFORM == 'java'