fix for no method 'setAttribute' for arguments (org.jruby.RubySymbol,org.jruby.RubyString) on Java::OrgApacheToolsAnt::RuntimeConfigurable
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Merge pull request #63 from pirj/feature/fix_symbol_is_not_a_java_lang_string_error_during_redshift_install

Ant 1.9 fix for no method 'setAttribute' for arguments (org.jruby.RubySymbol,org...