t/02_no_index.t failed

```
% ./Build test
t/00_compile.t ... ok
t/01_indexer.t ... ok
t/02_no_index.t .. 1/?
#   Failed test at t/02_no_index.t line 28.
#                   'File:         02packages.details.txt
# URL:          http://www.perl.com/CPAN/modules/02packages.details.txt
# Description:  DarkPAN
# Columns:      package name, version, path
# Intended-For: Automated fetch routines, namespace documentation.
# Written-By:   OrePAN2 0.05
# Line-Count:   2
# Last-Updated: Thu Jul  4 01:46:09 2013
#
# Acme::Foo              0.01                   D/DU/DUMMY/Acme-Foo-0.01.tar.gz
# gaaa::foo              undef                  D/DU/DUMMY/Acme-Foo-0.01.tar.gz
# '
#           matches '(?^:gaaa::foo)'
# Looks like you failed 1 test of 2.
t/02_no_index.t .. Dubious, test returned 1 (wstat 256, 0x100)
Failed 1/2 subtests
t/cli/indexer.t .. ok
xt/inject-git.t .. 1/? Already on 'master'
xt/inject-git.t .. ok

Test Summary Report
-------------------
t/02_no_index.t (Wstat: 256 Tests: 2 Failed: 1)
  Failed test:  2
  Non-zero exit status: 1
Files=5, Tests=10,  5 wallclock secs ( 0.04 usr  0.02 sys +  1.23 cusr  0.29 csys =  1.58 CPU)
Result: FAIL
Failed 1/5 test programs. 1/10 subtests failed.
```
This patch try to fix this.