Fix PyQt4 for python 3
Install xserver
Install Cython via pip
Use xvfb rather than xorg
Do not change into a separate directory for testing
Build extensions in-place
Fix duplicate percentile names rank namespace
Fix duplicate find_contours names in namespace
Remove numpy prefix from pad function examples
Skip ransac doctests
Only build in-place
Update bento.info
Fix novice doctests
Fix multi image doctest
Explicitly cast window extent to integer for python 3
Fix novice doctest
Fix corner_foerstner doctest
Fix python 3 syntax error
Also run doc tests for files with a leading underscore
Temporarily disable brief test cases and ignore test files with a leading underscore