react: total_call_tree stats removed
react, cmake: Build dependencies for react specified.
Locating of react by cmake added.
Merge with branch master
Merge branch 'master' of https://github.com/reverbrain/elliptics

Conflicts:
	debian/control
	elliptics-bf.spec

react-dev added to dependencies
Merge pull request #423 from IIoTeP9HuY/master

react: Low level API changed, total_time_stats removed
Merge branch 'master' of github.com:reverbrain/elliptics into python
Python: added ability to use dict with bulk_write. Pytests: separated test_session into several test_session_* tests that covers subfeatures. Added bone for testing indexes, iterator and monitor&statistics.