Bug 19994: Used Modern::Perl in Authorities perl scripts

Test plan:
1. Review code of the following files and confirm that 'use Modern::Perl;' is used in place of
'use strict; use warnings;'

auth_finder.pl
authorities-home.pl
authorities.pl
blinddetail-biblio-search.pl
detail-biblio-search.pl
detail.pl
export.pl
merge.pl
merge_ajax.pl

Signed-off-by: David Nind <david@davidnind.com>

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>

authorities/auth_finder.pl

@@ -18,8 +18,7 @@
 # You should have received a copy of the GNU General Public License
 # along with Koha; if not, see <http://www.gnu.org/licenses>.
 
-use strict;
-use warnings;
+use Modern::Perl;
 
 use CGI qw ( -utf8 );
 use C4::Output;

authorities/authorities-home.pl

@@ -17,8 +17,7 @@
 # You should have received a copy of the GNU General Public License
 # along with Koha; if not, see <http://www.gnu.org/licenses>.
 
-use strict;
-use warnings;
+use Modern::Perl;
 
 use CGI qw ( -utf8 );
 use URI::Escape;

authorities/authorities.pl

@@ -18,8 +18,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Koha; if not, see <http://www.gnu.org/licenses>.
 
-use strict;
-use warnings;
+use Modern::Perl;
+
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;

authorities/blinddetail-biblio-search.pl

@@ -36,8 +36,7 @@ parameters tables.
 
 =cut
 
-use strict;
-use warnings;
+use Modern::Perl;
 
 use C4::AuthoritiesMarc;
 use C4::Auth;

authorities/detail-biblio-search.pl

@@ -36,9 +36,7 @@ parameters tables.
 
 =cut
 
-
-use strict;
-use warnings;
+use Modern::Perl;
 
 use C4::AuthoritiesMarc;
 use C4::Auth;

authorities/detail.pl

@@ -36,9 +36,7 @@ parameters tables.
 
 =cut
 
-
-use strict;
-use warnings;
+use Modern::Perl;
 
 use C4::AuthoritiesMarc;
 use C4::Auth;

authorities/export.pl

@@ -1,6 +1,5 @@
 #!/usr/bin/perl
-use strict;
-use warnings;
+use Modern::Perl;
 
 use C4::Record;
 use C4::Auth;

authorities/merge.pl

@@ -17,8 +17,7 @@
 # with Koha; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Output;
 use C4::Auth;

authorities/merge_ajax.pl

@@ -1,7 +1,6 @@
 #!/usr/bin/perl
 
-use strict;
-use warnings;
+use Modern::Perl;
 
 use CGI qw ( -utf8 );
 use CGI::Cookie; # need to check cookies before CGI parses the POST request