tesseroid: moved distance to cython and optimize scale nodes
tesseroid: precompute sins and cos of lat. use buffer to avoid mallocs
tesseroid: squeeze more perf by trading array conditions by cython func
tesseroid now matching C performance at 150km
tesseroid: fix size of lifo for better control
tesseroid profiling at 50km. 2x slower than C
Merge branch 'master' into tesseroid
got rid of memviews in tesseroid and using dynamic lifo again
tesseroid: using only tess bounds in queue
updated benchmarks
tesseroid: updated all comps to new implementation
better plots for grav tesseroid recipe
tesseroid: revised ratios based on comparison with half spherical shell
added tesseroid seed option to harvester
updated tesseroid benchmarks
added scale option to tesseroid plot
Merge branch 'myv-exaggerate' into tesseroid
added scale option to most mayavi plot funcs
Added recipe to show exaggarating axis in myv plots
Merge pull request #60 from leouieda/myv-exaggerate

Scaling options for 3D plots