python: removed unnedded 'using namespace'
python: s/boost::python::/bp::/g
recovery: remove now unused lru_cache
python: more backward compatible Id
python: removed third argument from Id
Merge pull request #137 from euroelessar/master

Fixed BULK READ, added OR-logic for indexes finding, changed namespace behaviour
Merge branch 'master' of github.com:reverbrain/elliptics

Conflicts:
	bindings/python/elliptics_python.cpp
Added empty C++ merge method. Fixed run_iterator in dc2
Separated process_address into iterate_node_and_sort and process_diff. Computes iterate result in pool for all node includes local.
Fixed process_diff for empty local or remote results
Remove useless cycle.
Optimized by using Pool.imap_unordered and Pool.map
Added interrupting iterator execution on server-side if client connection has been closed.
Added comment and record to log when interrupting iterator.
Added generic monitoring and dc2 monitoring impl.
Fixed output for stats: increased width. Added sending monitor info from dc script
added backends.h to install(FILES ...) in CMakeLists.txt
Added recovery type to monitor statistics output. Changed apply_async to imap_unordered.
Added ready for async_result. Added extra write_data
Fixed errors handling in async_result_handler::complete

In case if error is determined by checker m_data->error was not set properly