Examine source code of Milk outside Mirror

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "MilkInside-Mirror",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(13, 15, 19)",
      "toolbar_text": "rgb(211, 82, 77)",
      "frame": "rgb(12, 12, 17)",
      "tab_background_text": "rgb(138, 38, 41)",
      "toolbar_field": "rgb(13, 13, 19)",
      "toolbar_field_text": "rgb(173, 47, 47)",
      "tab_line": "rgb(222, 15, 18)",
      "popup": "rgb(13, 13, 13)",
      "popup_text": "rgb(195, 48, 49)",
      "button_background_active": "rgb(106, 24, 24)",
      "frame_inactive": "rgb(12, 12, 17)",
      "icons_attention": "rgb(208, 55, 55)",
      "icons": "rgb(208, 63, 63)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_border": "rgb(255, 0, 0)",
      "popup_highlight_text": "rgb(162, 0, 6)",
      "popup_highlight": "rgb(81, 0, 1)",
      "sidebar_border": "rgb(255, 0, 14)",
      "sidebar_highlight_text": "rgb(36, 36, 36)",
      "sidebar_highlight": "rgb(255, 0, 14)",
      "sidebar_text": "rgb(208, 48, 54)",
      "sidebar": "rgb(18, 20, 28)",
      "tab_loading": "rgb(135, 14, 0)",
      "toolbar_field_border_focus": "rgb(198, 69, 64)",
      "toolbar_field_border": "rgb(151, 47, 44)",
      "toolbar_field_focus": "rgb(21, 21, 21)",
      "toolbar_field_highlight": "rgb(44, 25, 25)",
      "toolbar_top_separator": "rgb(151, 47, 44)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{11fe3684-a78d-48a0-97ab-88ae8cf5af69}"
    }
  }
}