Do not add superfluous div tags to the document, or sections
Fix RST tests to remove superfluous divs
Merge pull request #256 from github/investigate-rst-generation

Remove superfluous divs from RST generation
Prepare release v1.0.2
Release 1.0.2
Use `posix-spawn` for builtin commands
POSIX::Spawn.popen4 doesn't have block syntax
Use POSIX::Spawn::Child
Merge pull request #257 from github/vmg/posix-spawn

Use POSIX::Spawn instead of popen3
Correct some tests
Fix pod command
Add test target ruby-2.1.1 for travis
Merge pull request #260 from tokibito/modify_tests

Fix some tests and pod command not working
Release 1.0.3
Release 1.0.3
Declare dependency on posix-spawn
add gemspec to the Gemfile
Remove rendering of literate Haskell.

This was breaking display of a lot of code files: see #196.
raise error if the command exits non-zero
Test for failure message