Commits


replace use of got_pathset in worktree code with RB tree


use RB tree directly instead of a pathset in file index code


switch file index entries from TAILQ to got_pathset


must use safe iteration over file index entries


make 'got update' remove files which were deleted


preparation for idempotent checkout: read exisiting file index


store base commit of each blob in file index


rename fileindex functions from open/close to alloc/free


implement got_fileindex_read() - not yet tested


rename the library-internal headers again to a common prefix