Fixes ldrd and strd forms.
Updates other post-index versions of ldrd.
Adds missing form of ldrb
Converts all ldrd rt, rt2, rn, rm and strd forms to macros.
Fixes nop, forces non-s-conditionals to be words, fixes it blocks not
spanning multiple put sequences.
Fixes all tests to work now with -s nomenclatures.
Creates TAP-like tests in main.
Fixes error preventing L->top being set.
Fixes fetching of upvalues in invalid compilation.
Supports running nbody test.
Adds Lua source.
Includes Lua build target for comparison.
Removes generated test.h from code.
Deletes luajit, splits into its own submodule.
Adds luajit as submodule.
Adds TI CMSIS library.
All tests pass.
Merge pull request #28 from tcr/tcr-revise

Revises entire repo.