Add DataShape validation (wildcards)
Add promotion module
Add blaze interpreter for type experimentation
Add type variable constraints to datashapes
Try to enable other python versions on travis-ci
Add ellipsis (...) to datashape
Add datashape ellipsis normalization for unification
Add type traversal and transformation module
Add datashape normalization module
Some more broadcasting and ellipsis unification tests
Add some logging
Prototype for determining the best match for overloading
Add simplifier for type variable constraints
Add promotion rules for typesets
Some more type traversal routines
Add dshapes constructor
Try to get conda to install dynd
travis.yml update
Update type variable equality
Some utility additions