Add reporting instructions to unknown exception backtraces

Smarter handling of revlog key errors Use RevlogError for reporting exceptions Catch and report RevlogError exceptions at the command parser

Clean up hgweb imports Use demandloading Pull function-local imports up to demandload Scope hg and ui bits

Change grep -e to grep --all We want to reserve -e for future use and grep compatibility. I've changed every-match to all out of a general preference for shorter long option names where short options don't exist.

Fold import -m option into import -f

Revert silly TypeError change

Tighten up clone locking Add a lock on the destination, expand comment on source lock

Clean up local clone file list We now use an explicit list of files to copy during clone so that we don't copy anything we shouldn't.

Rewrite copytree as copyfiles This inverts the logic of copytree to allow copying single files at the top level.

Redo local clone hgrc fix We shouldn't copy hgrc on a local clone, nor localtags. Behavior should be identical to a remote clone.