Fix Bento build.
iradon_sart: Format docs correctly.
Merge pull request #643 from stefanv/bento_fixes

Fix Bento build.
Let travis-ci check bento.info
iradon_sart: Reformat references.
iradon_sart: Fix docstring typo.
Merge pull request #646 from ahojnnes/travis-bento

Let travis-ci check bento.info.
Fix casting in ransac example.
Merge pull request #648 from stefanv/ransac_faulty_cast

Fix casting in ransac example.
Merge pull request #645 from josteinbf/iradon-sart-docstring

iradon_sart: Format docs correctly.
examples: Avoid python3-specific syntax.

from __future__ import ... is ineffective when the example script is
exec-ed by sphinx, resulting in a SyntaxError when running under
python2.

Fixes gh-649.
Merge pull request #652 from josteinbf/local-binary-pattern-example

examples: Avoid python3-specific syntax.