Revert "Fixed issues"
Merge pull request #7 from Mirantis/revert-6-master

Revert "Fixed issues"
Merge pull request #5 from Mirantis/feature

Update collect statistic according to new db design
Fix db issues
Add parallel collecting data in the database

Implements-blueprint: collect-data-in-parallel
Merge pull request #8 from smurashov/master

Add parallel collecting data in the database
Update collect statistic according to new db design
Update collect statistic according to new db design
Update db file
Resolve issue with incomplete bugs
Delete unnesessary db file