[gnome-control-center] (22 commits) ...network: Use #pragma once on headers

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

Summary of changes:

  881248e... net-object: Turn into a derivable class (*)
  890dac8... net-device-mobile: Initialize variable (*)
  f4027b9... net-device: Remove macro to get private field (*)
  118631e... net-device: Remove private field from public structure (*)
  c4f3456... net-device: Remove GObject boilerplate (*)
  e1dcf21... net-device-wifi: Remove macro to get private field (*)
  0ce486e... net-device-wifi: Turn into a final class (*)
  ccd492d... net-device-wifi: Remove private field (*)
  8509270... net-vpn: Remove macro to get private field (*)
  e3d1258... net-vpn: Turn into a final class (*)
  0dd7a97... net-vpn: Remove private field (*)
  a04b8ff... net-device-simple: Remove macro to get private field (*)
  f72e6d2... net-device-simple: Remove private field from public structu (*)
  66ed891...  net-device-simple: Remove GObject boilerplate (*)
  75f57d3... net-proxy: Remove macro to get private field (*)
  0b35233... net-proxy: Turn into a final class (*)
  81922ca... net-proxy: Remove private field from public structure (*)
  5d10d71... net-device-ethernet: Turn into a final class (*)
  d4a08c4... net-device-mobile: Remove macro to get private field (*)
  724c77a... net-device-mobile: Turn into a final class (*)
  f134713... net-device-mobile: Remove private field from public structu (*)
  120eb2f... network: Use #pragma once on headers (*)

(*) This commit already existed in another branch; no separate mail sent