Version of database was 21 instead of 22
Added Swift zerostate unittest
Add metadir unit test
Undo debug
Merge pull request #590 from egbertbouman/swift_tests

More Swift tests
remove waiting parameter for seeder.. if set to listen to a port it will
wait anyway
Merge pull request #589 from NielsZeilemaker/db_version_fixup

Version of database was 21 instead of 22
Merge pull request #591 from badrock/fix_swift_start

remove waiting parameter for seeder..