Native golem crutch
Fixed appstate interface: "TypeError: <class 'powny.backends.zookeeper.zoo.EmptyValue'> is not JSON serializable"
api.golem: Process arguments list
Removed requests counter because global lock is VERY SLOW
Removed old vcr garbage
Drop events without required fields by json-description
Removed unneeded list()
Merge pull request #178 from mdevaev/master

Native crutch for Golem + some fixes