Update partial environment with AST
Assert we have an incoming basic block
Create a numpy support module
Clean up some unused imports
Create numpy support package
Add array slicing utilities
Add AST nodes for native slicing
Add native array slicing code generation
Add utilities to build minivect call to scalar kernel
Add array expression rewriter
Use new utility functions for array expressions
Add array expression tests
Enable array expression pipeline
Fix array stack allocation for slicing code
Fix broadcasting bug
Fix array math test
Add array expression documentation
Update array expressions documentation
Add array expression documentation to array documentation
Remove some outdated timing information