Initial commit.
Move testing code into its own file.

Add Makefile, and make ShouldVerify a run-time rather than compile-time
variable.
Add clean target.

Debugging CFLAGS.
Fix incorrect actor call sites.

Noticed what might be a bug/memory leak. Special case optimization? for
rbinsert.
String test.
Make insertCount and removeCount run-time options.
Control all printing with run-time options.
Add analyze target.

Reorganize a bit.
Remove the output plists from clang --analyze.
Make verification part of the public interface.
Start documentation.
Flesh out some of the outline.
Clarify rbcreate.
TODO: state parameter for Comparator.
The beginnings of a slightly more complex example.
Keep the int stuff together, the string stuff together, et c.
Be more concise.
Merge branch 'master' of https://github.com/noncombatant/rbtree