The license included in much of the Perl documentation has changed.
Most of the Perl documentation was previously under the implicit GNU
General Public License or the Artistic License (at the user's choice).
-Now much of the documentation unambigously states the terms under which
+Now much of the documentation unambiguously states the terms under which
it may be distributed. Those terms are in general much less restrictive
than the GNU GPL. See L<perl> and the individual perl man pages listed
therein.
Perl used to complain if it encountered literal carriage returns in
scripts. Now they are mostly treated like whitespace within program text.
Inside string literals and here documents, literal carriage returns are
-ignored if they occur paired with newlines, or get interpreted as newlines
+ignored if they occur paired with linefeeds, or get interpreted as whitespace
if they stand alone. This behavior means that literal carriage returns
in files should be avoided. You can get the older, more compatible (but
less generous) behavior by defining the preprocessor symbol
=head2 E<lt>E<gt> now reads in records
-If C<$/> is a referenence to an integer, or a scalar that holds an integer,
+If C<$/> is a reference to an integer, or a scalar that holds an integer,
E<lt>E<gt> will read in records instead of lines. For more info, see
L<perlvar/$/>.