Add forked Maatkit tools in bin/ and their tests in t/.

t/pt-archiver/samples/table6.sql

@@ -0,0 +1,17 @@
+use test;
+
+drop table if exists table_6;
+create table table_6(
+   a int not null,
+   b int not null,
+   c int,
+   primary key(a, b)
+);
+
+-- This test data specifically designed to be ambiguous unless the
+-- ascending-index WHERE clause is carefully wrapped in parens.  If the archiver
+-- goes to 2 rows and doesn't wrap right, it will archive the 3rd row which it
+-- should not because it archives c=1.
+insert into table_6(a, b, c)
+   values(1, 1, 1), (1, 2, 1), (1, 3, 0);
+