Log Message:
Update to 0.27

Upstream changes:
0.27 2015-09-23
  - Remode  'README.pod' from distribution. [GH#6]

  [ STATISTICS ]
    - code churn: 4 files changed, 62 insertions(+), 126 deletions(-)

0.26 2015-09-10
  - Switch Test::WWW::Mechanize::PSGI for raw HTTP::Request/Response.
    (GH#5, xsawyerx)

  [ DOCUMENTATION ]
    - Document the 'session_expires' setting. - Warn about maximal cookie
      size. (GH#2 David Precious)

  [ STATISTICS ]
    - code churn: 10 files changed, 304 insertions(+), 192 deletions(-)