Merge pull request #299 from shaitan/master

Python: Added checkers and filters to python binding via enums. Fixed typo in checker exception message.
cmake: build srw test only when cocaine is enabled. Added proper libev detection
network: wake up throttled queue sleepers when network sending fails
Merge branch 'master' of github.com:reverbrain/elliptics
python: indent fixes. added default switch case into filters/checkers
cmake: temporarily disable tests external arguments
Merge branch 'master' of github.com:reverbrain/elliptics
status: fixed use-after-free in status update command - we have to correctly initialize and use private refcnt
Indexes: Fixed remove_indexes for several nodes in group

All requests were incorrectly sent to first node
Merge pull request #301 from euroelessar/master

Indexes: Fixed remove_indexes for several nodes in group
cache: Improved hash function in cache

Use last 8 bytes in addition to first one. Otherwise all keys for
specific shard comes to single cache object.
cache: Changed format of cache logs

Write log once per action

Conflicts:
	cache/slru_cache.cpp
cache: Added more logs to resize operations

Conflicts:
	cache/slru_cache.cpp
Merge pull request #303 from euroelessar/master

Cache improvements