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

t/pt-upgrade/samples/002/no-db.log

@@ -0,0 +1,3 @@
+# User@Host: root[root] @ localhost []
+# Query_time: 1  Lock_time: 0  Rows_sent: 1  Rows_examined: 1
+select i from t where i is not null

t/pt-upgrade/samples/002/report-01.txt

@@ -0,0 +1,42 @@
+
+# Query 1: ID 0x3C830E3839B916D7 at byte 0 _______________________________
+# Found 1 differences in 1 samples:
+#   column counts   0
+#   column types    0
+#   column values   0
+#   row counts      1
+#   warning counts  0
+#   warning levels  0
+#   warnings        0
+#            127.1:12345 127.1:12347
+# Errors               0           0
+# Warnings             0           0
+# Query_time                        
+#   sum                0           0
+#   min                0           0
+#   max                0           0
+#   avg                0           0
+#   pct_95             0           0
+#   stddev             0           0
+#   median             0           0
+# row_count                         
+#   sum                4           3
+#   min                4           3
+#   max                4           3
+#   avg                4           3
+#   pct_95             4           3
+#   stddev             0           0
+#   median             4           3
+use `test`;
+select i from t where i is not null
+
+/* 3C830E3839B916D7-1 */ select i from t where i is not null
+
+
+# Row count differences
+# Query ID           127.1:12345 127.1:12347
+# ================== =========== ===========
+# 3C830E3839B916D7-1           4           3
+
+# Statistics
+# events                         1

t/pt-upgrade/samples/002/tables.sql

@@ -0,0 +1,8 @@
+DROP DATABASE IF EXISTS test;
+CREATE DATABASE test;
+USE test;
+create table t (i int);
+insert into t values (1), (2), (3);
+
+DROP DATABASE IF EXISTS tmp_db;
+CREATE DATABASE tmp_db;