Merge branch 'jk/http-leakfixes'

Leakfixes.

* jk/http-leakfixes: (28 commits)
  http-push: clean up local_refs at exit
  http-push: clean up loose request when falling back to packed
  http-push: clean up objects list
  http-push: free xml_ctx.cdata after use
  http-push: free remote_ls_ctx.dentry_name
  http-push: free transfer_request strbuf
  http-push: free transfer_request dest field
  http-push: free curl header lists
  http-push: free repo->url string
  http-push: clear refspecs before exiting
  http-walker: free fake packed_git list
  remote-curl: free HEAD ref with free_one_ref()
  http: stop leaking buffer in http_get_info_packs()
  http: call git_inflate_end() when releasing http_object_request
  http: fix leak of http_object_request struct
  http: fix leak when redacting cookies from curl trace
  transport-helper: fix leak of dummy refs_list
  fetch-pack: clear pack lockfiles list
  fetch: free "raw" string when shrinking refspec
  transport-helper: fix strbuf leak in push_refs_with_push()
  ...

diff --cc http.c
Simple merge

diff --cc t/t5551-http-fetch-smart.sh
Simple merge