Merge branch 'ent-6199-error-de-encoding-en-plugintools-pm' into 'develop'

Added encoding lib to prevent errors with PAR Packer

See merge request artica/pandorafms!3391

pandora_server/lib/PandoraFMS/PluginTools.pm

@@ -26,6 +26,7 @@ eval "use POSIX::strftime::GNU;1" if ($^O =~ /win/i);
 use POSIX qw(strftime setsid floor);
 use MIME::Base64;
 use JSON qw(decode_json encode_json);
+use PerlIO::encoding;
 
 use base 'Exporter';