Better way to handle buffer actions: - Added buffer object with on delete/windows leave callbacks. - Added helper functions to open and delete "dependency" buffers. - Using that new system to handle diffs opened by `Hgannotate` and `Hglog`.
Better way to handle buffer actions:
- Added buffer object with on delete/windows leave callbacks.
- Added helper functions to open and delete "dependency" buffers.
- Using that new system to handle diffs opened by `Hgannotate` and `Hglog`.

ludovicchabant/vim-lawrencium