ENH: Test examples
FIX: Fix test for backend
FIX: Simplify by not using \b for Travis
FIX: Fix example
FIX: Better distribution of tags
FIX: Fix tag
FIX: Fix broken npz files
FIX: Enable ignoring errors
WIP
FIX: Fix multiple examples
FIX: Fix skip
FIX: Better msg
FIX: Fixes for py2.6
FIX: Minor fixes
FIX: Minor fixes
FIX: Fix tutorial examples to use our gl
FIX: Include gl example
Merge pull request #532 from Eric89GXL/ex-test

ENH: Test examples
FIX: Fix example
Merge pull request #546 from Eric89GXL/fix-ex

FIX: Fix example