Clean up use of 'iname' variable in generate_sequential_loop_dim_code (found by @mattwala)

See merge request !84

fix call with no return values and options, and add test

See merge request !83

Kernel printing: Improve iname ordering in output.

Closes #5

See merge request !82

# Conflicts:
#   loopy/kernel/__init__.py

This adds a tool for computing the iname nest efficiently, for printing.

Closes #5

Implement a syntax for no_sync_with scopes. (closes #67 on github)

See merge request !76

This reverts commit d51b2616.

Kernel printing: Print out items in natural order.

See merge request !81

Type inference: Avoid unnecessary expensive stringifications for

See merge request !80

debug messages when debugging is not enabled.

Only consider the parent's inames in deciding parent relation in domain tree (Fixes #78 on Github)

See merge request !79

Barrier insertion: Don't treat write-after-write self-dependencies as

See merge request !77

special (see #21 on gitlab).

This change should effectively be a no-op, since we don't insert
barriers for self-dependencies anyway.

# Conflicts:
#   test/test_loopy.py

Barrier insertion updates

See merge request !74