server-tools/instance-manager/buffer.cc:
  function renames
server-tools/instance-manager/buffer.h:
  function renames
server-tools/instance-manager/command.cc:
  unecessary headers removed
server-tools/instance-manager/command.h:
  cleanup
server-tools/instance-manager/commands.cc:
  cleanup
server-tools/instance-manager/commands.h:
  cleanup
server-tools/instance-manager/guardian.cc:
  cleanup
server-tools/instance-manager/instance.cc:
  cleanup
server-tools/instance-manager/instance_options.cc:
  cleanup
server-tools/instance-manager/instance_options.h:
  cleanup
server-tools/instance-manager/listener.cc:
  cleanup
server-tools/instance-manager/manager.cc:
  cleanup
server-tools/instance-manager/protocol.cc:
  cleanup