Merge branches 'jc/daemon' and 'mw/http'

Merge branches 'jc/daemon' and 'mw/http'

* jc/daemon:
  daemon: extend user-relative path notation.
  daemon: Set SO_REUSEADDR on listening sockets.
  daemon: do not forbid user relative paths unconditionally under --base-path

* mw/http:
  http-fetch: Tidy control flow in process_alternate_response
  http: Turn on verbose Curl messages if GIT_CURL_VERBOSE set in environment
  http-fetch: Fix message reporting rename of object file.
  http-fetch: Fix object list corruption in fill_active_slots().