revlog.revision(): minor cleanup
Rename some variables, making the name more obvious (in particular "cache" was
actually two different variable.
Move code around, moving the index preloading before the deltachain computation,
without that index preloading was useless (everything was read in deltachain).
updating to branch default
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
% hg commit (LF a.txt)
% hg push
pushing to ../main
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 2 files
% hg commit (CRLF a.txt)
% hg push
pushing to ../main
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
error: pretxnchangegroup hook failed: a.txt should not have CRLF line endings
transaction abort!
rollback completed
abort: a.txt should not have CRLF line endings
% hg commit (LF a.txt)
% hg push
pushing to ../main
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 1 files