Changed mysql-test to print warnings for not existing table to DROP TABLE

Cleaned up test; Removed wrong DROP TABLE commands and use standard table and database names.
changed store_warning() -> push_warning_print()

mysql-test/t/bulk_replace.test

@@ -1,11 +1,10 @@
 #
 # this is a test of bulk-insert code
-# as used by REPLACE
-#
-# by Monty
 #
 
+--disable_warnings
 drop table if exists t1;
+--enable_warnings
 CREATE TABLE t1 (a int, unique (a), b int not null, unique(b), c int not null, index(c));
 replace into t1 values (1,1,1),(2,2,2),(3,1,3);
 select * from t1;