0.6.0

Merge pull request #11 from iAchilles/issue-5

Added Postgresql support

Added documentation

wip

Merge pull request #10 from iAchilles/refactor-sql-into-backend-repository-modules

Refactor graph manager into backend repositories

Merge pull request #7 from iAchilles/refactor-dbmanager-and-implement-postgresql

Refactor database manager for multi-backend support

0.5.1

Fixed race-condition (migrate process)

0.5.0

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0.5.0

Merge pull request #4 from iAchilles/issue-3