| 2017-04-17 | refs: record the ref_store in ref_cache, not ref_dir | blob | diff | raw | |
| 2017-04-17 | ref-cache: introduce a new type, ref_cache | blob | diff | raw | diff to current | |
| 2017-04-17 | refs: split `ref_cache` code into separate files | blob | diff | raw | diff to current | |