Revert "fixtures added for sample data"

This reverts commit 6db7f464ff8ff12376dae3429c7b32a7acb45b90.
Revert "old fixtures deleted"

This reverts commit f67f8275b05a0a49b0b748112f28ac2fecac7a65.
Revert "old fixtures deleted"

This reverts commit 348a2cad8b7a8c030f8b3fbd2fc8c9cc60d421a8.
Revert "first fixtures added for sample data"

This reverts commit 83b7393ee27fc38aff03b995b914cf66ca689f21.