Modul 49_TeslaConnection PERL WARNINGs

[FrankBungarten]

Hello,
the modul has PERL WARNINGs.

PERL WARNING: Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through in regex; marked by <-- HERE in m/^{ <-- HERE .*}$/ at ./FHEM/49_TeslaConnection.pm line 180, <$fh> line 627.
PERL WARNING: Smartmatch is experimental at ./FHEM/49_TeslaConnection.pm line 355, <$fh> line 627.
PERL WARNING: Use of uninitialized value in hash element at ./FHEM/49_TeslaConnection.pm line 47, <$fh> line 627.

Regards Frank