Change-Id: Ide60640400caea6474465af5224010fde60826c7
Rename iterator tests to iterator_test.go. Add Delimiter to metabase package. Change-Id: Icea6542b54176d716daba4afad901713f1dcac90
Change-Id: I2dd7b7917aed9def0be3f131ca60ab12f2077d83