A few important changes:
- '.' is no longer in @INC.
- "do" now gives a deprecation warning when it fails to load a file
which it would have loaded had "." been in @INC.
- In regular expression patterns, a literal left brace "{" should be
escaped.
Changes: https://metacpan.org/pod/release/XSAWYERX/perl-5.26.0/pod/perldelta.pod
Sponsored by: Absolight
