Updated pvextractor to dd97fda6
Updated wcsaxes to 33a7e758
Updated wcsaxes to 0d6c92ed
Added decorators for optional dependencies
Skip over more tests with optional dependencies
Add decorators in glue.qt.widgets.tests
Final changes related to skipping tests with optional dependencies
Added —no-optional-skip option for pytest
Add minimal configuration to Travis
Improve dependencies section of docs
Added back parametrization
Fix syntax in IPYTHON_GT_011_INSTALLED
Added missing astropy import
Fix syntax
Re-enable tests since percentile calculation is done with Numpy now
Avoid duplicated code in helpers
Removed two more instances of requires_scipy
Updated pvextractor to d26f85be
Merge pull request #474 from astrofrog/update-wcsaxes-pvextractor

Update wcsaxes and pvextractor
Make image optional when initializing PV slice