python: removed unnedded 'using namespace'
python: s/boost::python::/bp::/g
recovery: remove now unused lru_cache
Fixed BULK_READ server implementation

Implementation must not send ack with error if not all requests failed
Added session::find_any_indexes

Find any implements OR paradigm in addition to old AND one.
session::find_indexes renamed to session::find_all_indexes
Returned 2.20.*.* namespace behaviour

Now algorithm is hash(namespace + '\0' + key) if namespace is set
and hash(key) otherwise
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