release version 1.0.5 -- Add get pool size

Author: prprprus

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="pymysql-pooling",
-    version="1.0.4",
+    version="1.0.5",
     description="pymysql-based database connection pool",
     long_description=long_description,
     long_description_content_type="text/markdown",