Merge pull request #1 from Mirantis/master

Merging with master repo.
Test for query added.
Test for query added.
Merge remote-tracking branch 'origin/master'

Conflicts:
	tempest/api/keyvalue/test_queries.py
Merge pull request #51 from yyekovenko/master

Test for query added.
Merge pull request #7 from Mirantis/master

pull upstream changes
test_tables updated according to fixes in responses format.
Merge pull request #52 from yyekovenko/master

test_tables updated according to fixes in responses format.
Merge pull request #8 from Mirantis/master

pull upstream changes
storage initialization at start was implemented
small fixes for query after functional testing
Merge pull request #53 from dukhlov/master

small fixes for query method after functional testing