Recovery: fixed returncode for merge.
session: spelling fixes
trans: only log IO transactions if it was correctly allocated and initialized
v2.25.4.3
Merge branch 'master' of github.com:reverbrain/elliptics
Merge pull request #433 from euroelessar/master

monitor: initialize monitor only for server nodes
Merge branch 'master' of github.com:reverbrain/elliptics
Core: added broadcasting send_wait on state removing.
Merge pull request #435 from shaitan/master

Applied fixes from lts branch
v2.25.4.4
Python: fixed pickling elliptics.Id
Merge pull request #436 from shaitan/master

Python: fixed pickling elliptics.Id
v2.25.4.5
Core: stops threads before joining them in case we got some error while creating node.
Merge pull request #440 from shaitan/master

Core: stops threads before joining them in case we got some error while ...
Merge pull request #442 from euroelessar/master

Polishing changes
v2.25.4.6
Merge pull request #443 from euroelessar/master

Several fixes in ioserv and run_servers
tests: fixed using of quick_exit