Marek Kotewicz ee93be80c0 removed old migrations (#7974) ... * removed old migrations * improve SimpleMigration * fixed migration tests * fixed redundant whitespace * add ToV13 migration which removes bloom groups * bump CURRENT_VERSION of db		2018-02-22 14:53:10 +01:00
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tests.rs	removed old migrations (#7974)	2018-02-22 14:53:10 +01:00