Add tests for numpy_support.from_dtype()
Implement np.timedelta in from_dtype()
More tests for numpy_support, and some refactor
Start work on timedelta64 codegen support
Start support for cross-unit ops
Add NaT support and the - binop
Allow combining of generic (unit-less) timedeltas with other timedeltas
Merge branch 'master' of github.com:numba/numba into timedelta64
Add first code generation tests for timedelta64
Implement timedelta times number
Add multiplication and division tests
Add timedelta / timedelta
Add a test for 0 / 0
Add timedelta == and !=
Fix 2.x legacy div
Add ordered comparisons between timedeltas
Implement unary plus and minus
Implement abs(timedelta64)
Add a helper function to compute scaling factors for combining timedelta64 and datetime64
Fix a SystemError when resolve_data_type() would return None