httpd: move entry point to the last
httpd: move entry point to the last

Prototype declarations are removed.

myokoym/groonga,redfigure/groonga,hiroyuki-sato/groonga,groonga/groonga,naoa/groonga,groonga/groonga,redfigure/groonga,myokoym/groonga,komainu8/groonga,redfigure/groonga,groonga/groonga,cosmo0920/groonga,kenhys/groonga,kenhys/groonga,cosmo0920/groonga,kenhys/groonga,myokoym/groonga,naoa/groonga,komainu8/groonga,redfigure/groonga,kenhys/groonga,groonga/groonga,naoa/groonga,cosmo0920/groonga,myokoym/groonga,naoa/groonga,hiroyuki-sato/groonga,cosmo0920/groonga,komainu8/groonga,myokoym/groonga,kenhys/groonga,hiroyuki-sato/groonga,redfigure/groonga,hiroyuki-sato/groonga,hiroyuki-sato/groonga,groonga/groonga,komainu8/groonga,komainu8/groonga,kenhys/groonga,kenhys/groonga,cosmo0920/groonga,groonga/groonga,hiroyuki-sato/groonga,cosmo0920/groonga,hiroyuki-sato/groonga,naoa/groonga,naoa/groonga,redfigure/groonga,hiroyuki-sato/groonga,myokoym/groonga,komainu8/groonga,cosmo0920/groonga,cosmo0920/groonga,redfigure/groonga,groonga/groonga,kenhys/groonga,komainu8/groonga,komainu8/groonga,myokoym/groonga,myokoym/groonga,naoa/groonga,naoa/groonga,groonga/groonga,redfigure/groonga