PT-193 New test and updated libraries

Added a specific test for this issue and updated all binaries to the
latest TableParser version

t/pt-table-checksum/pt-193.t

@@ -0,0 +1,66 @@
+#!/usr/bin/env perl
+
+BEGIN {
+   die "The PERCONA_TOOLKIT_BRANCH environment variable is not set.\n"
+      unless $ENV{PERCONA_TOOLKIT_BRANCH} && -d $ENV{PERCONA_TOOLKIT_BRANCH};
+   unshift @INC, "$ENV{PERCONA_TOOLKIT_BRANCH}/lib";
+};
+
+use strict;
+use warnings FATAL => 'all';
+use English qw(-no_match_vars);
+use Test::More;
+
+use PerconaTest;
+use Sandbox;
+use SqlModes;
+require "$trunk/bin/pt-table-checksum";
+
+my $dp  = new DSNParser(opts=>$dsn_opts);
+my $sb  = new Sandbox(basedir => '/tmp', DSNParser => $dp);
+my $dbh = $sb->get_dbh_for('master');
+
+if ( !$dbh ) {
+   plan skip_all => 'Cannot connect to sandbox master';
+}
+else {
+   plan tests => 3;
+}
+
+$sb->load_file('master', 't/lib/samples/issue_pt-193_backtick_in_col_comments.sql');
+
+# The sandbox servers run with lock_wait_timeout=3 and it's not dynamic
+# so we need to specify --set-vars innodb_lock_wait_timeout=3 else the tool will die.
+# And --max-load "" prevents waiting for status variables.
+my $master_dsn = $sb->dsn_for('master');
+my @args       = ($master_dsn, "--set-vars", "innodb_lock_wait_timeout=50", 
+                               "--no-check-binlog-format", "--ignore-databases", "mysql",
+                               "--nocheck-replication-filters"); 
+my $output;
+my $exit_status;
+
+# Test #1 
+$output = output(
+   sub { $exit_status = pt_table_checksum::main(@args) },
+   stderr => 1,
+);
+
+is(
+   $exit_status,
+   0,
+   "PT-193 use single backtick in comments",
+);
+
+like(
+    $output,
+    qr/test\.t3/,
+    "PT-193 table t3 was checksumed",
+);
+
+
+# #############################################################################
+# Done.
+# #############################################################################
+$sb->wipe_clean($dbh);
+ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
+exit;