PerlIO::via: convert tabs to spaces

The existing code uses a mix of tabs and spaces for indentation. Make
things consistent by switching to spaces everywhere.

Author: mauke

ext/PerlIO-via/t/via.t

@@ -73,8 +73,8 @@ package Incomplete::Module;
 }
 
 my $obj = '';
-sub Foo::PUSHED			{ $obj = shift; -1; }
-sub PerlIO::via::Bar::PUSHED	{ $obj = shift; -1; }
+sub Foo::PUSHED                 { $obj = shift; -1; }
+sub PerlIO::via::Bar::PUSHED    { $obj = shift; -1; }
 open $fh, '<:via(Foo)', "foo";
 is( $obj, 'Foo', 'search for package Foo' );
 open $fh, '<:via(Bar)', "bar";

ext/PerlIO-via/via.pm

@@ -28,9 +28,9 @@ One example module, L<PerlIO::via::QuotedPrint>, is included with Perl
 L<PerlIO::via::StripHTML> and L<PerlIO::via::Base64>.  The
 PerlIO::via::StripHTML module for instance, allows you to say:
 
-	use PerlIO::via::StripHTML;
-	open( my $fh, "<:via(StripHTML)", "index.html" );
-        my @line = <$fh>;
+    use PerlIO::via::StripHTML;
+    open( my $fh, "<:via(StripHTML)", "index.html" );
+    my @line = <$fh>;
 
 to obtain the text of an HTML-file in an array with all the HTML-tags
 automagically removed.