switched interface m78 to use uniform spatial pdf

subduction/interface/Aleutian Arc/source-group.json

subduction/slab/grid-data/pdf-ak-interface-uniform.csv

subduction/slab/interface/hi-mag/rupture-sets.json

...ction/slab/interface/lo-mag/gk/adaptive/rupture-sets.json

subduction/slab/interface/lo-mag/gk/fixed/rupture-sets.json

subduction/slab/interface/lo-mag/gk/source-tree.json

...ction/slab/interface/lo-mag/nn/adaptive/rupture-sets.json

subduction/slab/interface/lo-mag/nn/fixed/rupture-sets.json

subduction/slab/interface/lo-mag/nn/source-tree.json

...tion/slab/interface/lo-mag/r85/adaptive/rupture-sets.json

subduction/slab/interface/lo-mag/r85/fixed/rupture-sets.json

subduction/slab/interface/lo-mag/r85/source-tree.json

subduction/slab/interface/lo-mag/source-tree.json

subduction/slab/interface/source-group.json

subduction/slab/mfd-map.json