Description: Adjust the shebang line to point to /usr/bin/perl instead of
./perl or env perl, in the examples. This fixes various
example-wrong-path-for-interpreter and  example-interpreter-not-absolute
lintian warnings
--- a/demo/echo.t
+++ b/demo/echo.t
@@ -1,4 +1,4 @@
-#!./perl -w
+#!/usr/bin/perl -w

 $| = 1;
 use Event qw(time);
--- a/demo/group.t
+++ b/demo/group.t
@@ -1,4 +1,4 @@
-#!./perl -w
+#!/usr/bin/perl -w

 use strict;
 use Test; plan test => 6;
--- a/demo/perlqt.t
+++ b/demo/perlqt.t
@@ -1,4 +1,4 @@
-#!./perl -w
+#!/usr/bin/perl -w

 use Qt 2.0;
 use Event;
--- a/demo/rand_interval.t
+++ b/demo/rand_interval.t
@@ -1,4 +1,4 @@
-#!./perl -w
+#!/usr/bin/perl -w
 # contributed by jsalmon@gw.thesalmons.org

 use Event qw(loop);
--- a/demo/readline.t
+++ b/demo/readline.t
@@ -1,4 +1,4 @@
-#!/usr/bin/env perl -w
+#!/usr/bin/perl -w

 #
 # Test script to combine Term::Readline::Gnu and Event.
--- a/demo/repeat.t
+++ b/demo/repeat.t
@@ -1,4 +1,4 @@
-#!./perl -w
+#!/usr/bin/perl -w

 use strict;
 use Event;