upgrade: version to 0.2.2

Author: kjdev

php_snappy.h

@@ -2,7 +2,7 @@
 #ifndef PHP_SNAPPY_H
 #define PHP_SNAPPY_H
 
-#define SNAPPY_EXT_VERSION "0.2.1"
+#define SNAPPY_EXT_VERSION "0.2.2"
 #define SNAPPY_LIB_VERSION "1.2.1"
 
 extern zend_module_entry snappy_module_entry;