Drop "bar" tables in test setup

Some of the tests assume empty databases.  Drop the "bar" tables
in the setUp method, to ensure that this is the case.

Change-Id: If235882a2ef621ed48915dc63a7c5a2ec9eff35f
diff --git a/src/test/java/com/google/gwtorm/schema/sql/DialectMySQLTest.java b/src/test/java/com/google/gwtorm/schema/sql/DialectMySQLTest.java
index 89ebeeb..a2d3abc 100644
--- a/src/test/java/com/google/gwtorm/schema/sql/DialectMySQLTest.java
+++ b/src/test/java/com/google/gwtorm/schema/sql/DialectMySQLTest.java
@@ -79,6 +79,7 @@
     drop("TABLE address_id");
     drop("TABLE addresses");
     drop("TABLE cnt");
+    drop("TABLE bar");
     drop("TABLE foo");
     drop("TABLE people");
   }
diff --git a/src/test/java/com/google/gwtorm/schema/sql/DialectPostgreSQLTest.java b/src/test/java/com/google/gwtorm/schema/sql/DialectPostgreSQLTest.java
index 2957113..e68d469 100644
--- a/src/test/java/com/google/gwtorm/schema/sql/DialectPostgreSQLTest.java
+++ b/src/test/java/com/google/gwtorm/schema/sql/DialectPostgreSQLTest.java
@@ -79,6 +79,7 @@
 
     drop("TABLE addresses");
     drop("TABLE foo");
+    drop("TABLE bar");
     drop("TABLE people");
   }