Merge pull request #3 from Mirantis/master

pull upstream changes
query method implemented
select_method improvement
Merge pull request #34 from dukhlov/select_improvement

Select improvement
tempest initial commit
Cassandra backend: 'select count' implemented
Merge pull request #35 from ikhudoshyn/cassandra-select-count

Cassandra backend: 'select count' implemented
added specs and heat/jeos templates
updated config
tests and backend was fixed
tests and backend was fixed
Merge branch 'master' of https://github.com/Mirantis/magnetodb

Conflicts:
	magnetodb/api/amz/dynamodb/action/query.py
	magnetodb/storage/models.py
Merge pull request #36 from sirmax123/deployment

added specs and heat/jeos templates
updated
fix for storage model
alternative implementation using Table and other classes.
Merge pull request #37 from dukhlov/master

backend was fixed
implemented scenario
Merge pull request #39 from yyekovenko/master

Initial commit of tempest tests