Merge pull request #83 from SaveTheRbtz/master

Improved recovery (still experimental), new APIs and bugfixes.
Added elliptics service
Moved update indexes implementation to serverside
Returned tags to ellitics cocaine storage
Merge pull request #84 from euroelessar/master

Elliptics cocaine storage && indexes serverside
Build fix for gcc 4.4
Added user flags property to session
Merge pull request #85 from iderikon/master

build fix for gcc 4.4
Merge pull request #86 from euroelessar/master

Added user flags property to session
Fill ctl.io.timeout during write
Merge branch 'master' of github.com:reverbrain/elliptics
v2.24.3.0
Depend on cocaine-framework-native-dev