Viscid

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Changes:
- Add some mpl wrappers (clf, subplot, subplot2grid, savefig, show)
- Let jrrle files get current with 'jx', 'jy', 'jz'
- Tests now exersize xdmf/jrrle files for 3d/2d/timeseries/iof the same way
- Always remove old plots when running make check

Bugfixes:
- Tests run on py3k again
- fix custom grids on jrrle files
- flip xjx, xjy when going mhd->gse

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Changes
- Travis-CI builds upload test summaries to Github Pages
- Makefiles now have rules for all make / deploy steps
- Wrap savefig with offscreen rendering on linux

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Changes:
- Change sample data
- add continuous integration tests (travis-ci)
- Makefiles can now be used for convenience

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Changes:
- add workaround comment for fortran build on OS X El Capitain

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Changes:
- bugfixes

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Changes:
- Use LinearLocator for linear colorbars by default
- better error message when trying to mpl.plot vector fields
- enable ionosphere plots in mayavi, see test_mvi.py
- enable plotting meshes in mayavi, see test_mvi.py

Backward Incompatible Changes:
- Seeds now use a unified interface. If you use seeds, check out test_seed.py to see how things work now
- plot_lines (both matplotlib and mayavi) use a unified interface, check out test_streamline to see how things work now

Refactors:
- blocks -> patches everywhere
- block -> patch everywhere
- vlab.multiplot argument nprocs -> nr_procs
- lots of names in `viscid.plot.mvi` and `viscid.calculator.topology`

Bugfixes:
- ibound topology detection (north/south accidently became dayside/nightside in version 0.90.0)