Merge pull request #50 from caciobanu/release-3.0 Release 3.0 changes

Merge pull request #37 from redthor/fix/cleanup-scrutinizer-issues Fix/cleanup scrutinizer issues

Merge pull request #32 from redthor/fix-get-migrated-timestamp Fix get migrated timestamp

Merge pull request #21 from redthor/improvement/travis-build Trial updated travis config from bundle

Merge pull request #16 from doesntmattr/fix/remove-php5.3 Fix/remove php5.3

Merge pull request #15 from doesntmattr/fix/7.0build Fix/7.0build

Merge pull request #12 from doesntmattr/feature/replay Add a --replay option to ::execute to avoid mongodb unique index error

Merge pull request #10 from doesntmattr/feature/status-descriptions Feature/status descriptions

Merge pull request #9 from caciobanu/fix-executed-unavailable-migrations Fix for issue #3 Notice: Undefined variable: executedUnavailableMigrations plus extra tests

Merge branch 'cs-fixes'