[packages/hhvm] (20 commits) Created branch dev-3.6

[glen]

The branch 'dev-3.6' was created.

Summary of new commits:

  5aa87ba... update tarballs to 3.6.1-LTS
  0f240e6... unpack more third-party sources
  9f0422d... set mysql sock path, update hhvm_api_version
  35cb0f9... update patches
  cfecb65... disable fastcgi (heimdal compile failures within fbthrift)
  0c49d3c... fix webscalesql build
  4739006... add bcond for async_mysql
  b45da19... add mcrouter tarball
  a0edfcd... make disable-fastcgi actually work
  65afc52... add jemalloc bcond
  bbb0007... fix folly undefined malloc_usable_size symbol error
  70e4e96... add hhvm ticket link
  912e83c... fix mcrouter "chrono" header compile failure
  d53f022... applied in 3.6 branch
  71256f7... update files
  db1b8c0... package gdb pretty printers
  252e0c6... update php extension provides
  2a9f890... package more docs
  5076111... print available cmake options
  29a3971... add mcrouter bcond