removed unused Options page and Private/Incognito setting

Author: rthaut

_locales/en/options.json

@@ -86,26 +86,6 @@
     "message": "Set a custom color for the text of the placeholder shown in place of filtered deviations.",
     "description": ""
   },
-  "OptionPrivateStorageName": {
-    "message": "Use Filters in Private/Incognito Mode",
-    "description": ""
-  },
-  "OptionPrivateStorageDescription": {
-    "message": "This option determines if filters that are created in normal browsing mode are available while in Private/Incognito mode.",
-    "description": ""
-  },
-  "OptionPrivateStorageValueWrite": {
-    "message": "Yes, and save changes",
-    "description": ""
-  },
-  "OptionPrivateStorageValueRead": {
-    "message": "Yes, but do NOT save changes",
-    "description": ""
-  },
-  "OptionPrivateStorageValueNone": {
-    "message": "No",
-    "description": ""
-  },
   "OptionUpdateError": {
     "message": "An error occurred while updating the $OPTION$ option: $ERROR$",
     "description": "The error message displayed if an option fails to update correctly.",

manifests/manifest.chrome.json

@@ -1,7 +1,3 @@
 {
-  "minimum_chrome_version": "42.0",
-
-  "options_ui": {
-    "page": "pages/options/options.html"
-  }
+  "minimum_chrome_version": "42.0"
 }

manifests/manifest.firefox.json

@@ -4,10 +4,5 @@
       "id": "{a2ce7c11-e47d-42cf-b6db-ede36265cf6c}",
       "strict_min_version": "55.0"
     }
-  },
-
-  "options_ui": {
-    "browser_style": true,
-    "page": "pages/options/options.html"
   }
 }

src/pages/options/options.css

@@ -17,8 +17,7 @@ const Options = (() => {
                 'placeholders': true,
                 'placeholderBGColor': '#DDE6DA',
                 'placeholderLogoColor': '#B4C0B0',
-                'placeholderTextColor': '#B4C0B0',
-                'privateStorage': 'read'
+                'placeholderTextColor': '#B4C0B0'
             };
 
             const data = await browser.storage.sync.get();