Suppress unneeded mysql warning on tracking table creation.

The call to create the __schema_migrations table prints a Warning,
even though the sql is wrapped in a 'create if not exists.'  This
warning is useless, omit.

Patch version bump.

dbMigrator/mysqldatabasehandler.py

@@ -64,6 +64,10 @@ def user_defined_tables_exist(self, connection_hash):
 
     def create_tracking_table(self, connection_hash):
         """Creates table if needed."""
+        # Mysql raising a 'table already exists' warning,
+        # regardless of the use of 'create table if not exists'.
+        # This can be ignored.
+        filterwarnings('ignore', category = MySQLdb.Warning)
         # Using lowercase table name, as MySql is case-sensitive.
         sql = """create table if not exists __schema_migrations
 (
@@ -72,6 +76,7 @@ def create_tracking_table(self, connection_hash):
   date_applied timestamp not null default CURRENT_TIMESTAMP
 )"""
         self.__execute(connection_hash, sql)
+        resetwarnings()
 
 
     def is_in_tracking_table(self, connection_hash, script_name):

setup.py

@@ -5,7 +5,7 @@
 setup(name='DbMigrator',
       maintainer='Jeff Zohrab',
       maintainer_email='[email protected]',
-      version='0.1',
+      version='0.1.1',
       url='https://github.com/jzohrab/DbMigrator',
       license='MIT',
       packages=['DbMigrator'])