v1.3.5 (2016-11-06)

• Added basic diagnostics to admin interface
• Added WP_REDIS_DISABLED constant to disable cache at runtime
• Prevent "Invalid plugin header" error
• Return integer from increment() and decrement() methods
• Prevent object cache from being instantiated more than once
• Always separate cache key prefix and group by semicolon
• Improved performance of build_key()
• Only apply redis_object_cache_get filter if callbacks have been registered
• Fixed add_or_replace() to only set cache key if it doesn't exist
• Added redis_object_cache_flush action
• Added redis_object_cache_enable action
• Added redis_object_cache_disable action
• Added redis_object_cache_update_dropin action