Remove unused imports
Remove unused imports
Ignore unused imports
Remove unused imports
Remove unused imports
Ignore and remove unused imports
Remove unused imports
Ignore unused imports
Remove unused imports
Remove unused imports
Ignore unused imports
Remove unused imports
Remove unused imports
Remove unused imports
Ignore unused imports
Remove unused imports
Remove unused imports
Remove unused imports
Rewrite hgfs fileserver backend

This commit adds the optimizations recently added to gitfs to hgfs, and
also adds the hgfs_base parameter for feature parity.
Add default values for hgfs_base