Added 3.8.8 release notes
Added 3.8.8 release notes

mattbertolini/liquibase,fossamagna/liquibase,jimmycd/liquibase,fossamagna/liquibase,liquibase/liquibase,liquibase/liquibase,jimmycd/liquibase,mattbertolini/liquibase,mattbertolini/liquibase,jimmycd/liquibase,fossamagna/liquibase,mattbertolini/liquibase,jimmycd/liquibase,liquibase/liquibase