Clean up hgweb imports
Use demandloading
Pull function-local imports up to demandload
Scope hg and ui bits
abort: repository a/.hg not found!
255
requesting all changes
abort: error: Connection refused
255
abort: repository a/.hg not found!
255
abort: destination '../a' already exists
1
abort: repository a/.hg not found!
255
abort: destination 'q' already exists