cleared up the CPAN indexing situation

1. generating bogus feedgnuplot.pm module. It's just a 'package' statement and
   the source. The source is there to get the POD

2. comments

t/happy_cpantesters.t

@@ -3,6 +3,10 @@
 use strict;
 use Test::More tests => 1;
 
+# Here I use my bogus package (which only exists for CPAN indexing), and make
+# sure it works. This test is needless too, it just exists to satisfy CPAN
+# checks
+
 BEGIN{
     require_ok 'App::feedgnuplot';