Issue 2376 - Implement custom filters in new options page

locale/en-US/options.json

 {
   "options_page_title": {
     "description": "Options page title",
     "message": "Adblock Plus Options"
   },
   "options_page_header_1": {
     "description": "Page title in navigation sidebar",
     "message": "Options"
   },
   "options_page_header_2": {
@@ skipping 26 matching lines @@
   },
   "options_readMore": {
     "description": "Read more element that shows tooltip with description",
     "message": "read more"
   },
   "options_blocking_title": {
     "description": "Blocking section name in General tab",
     "message": "Blocking"
   },
   "options_language_title": {
-    "description": "Option name in General tab",
+    "description": "Ad blocking list option name in General tab",
     "message": "<strong>Adblocking</strong> for websites in..."
   },
   "options_language_add": {
     "description": "Add other language button in General Tab",
     "message": "add other website languages"
   },
   "options_furtherBlocking_title": {
-    "description": "Option name in General tab",
+    "description": "Blocking list option name in General tab",
     "message": "Further blocking options"
   },
   "options_popular": {
     "description": "Popular label in further blocking options table",
     "message": "popular"
   },
   "options_furtherBlocking_add": {
     "description": "Button name for adding other blocking list in General tab",
     "message": "add other blocking list"
   },
@@ skipping 54 matching lines @@
     "message": "Date"
   },
   "options_blockingList_add": {
     "description": "Import button in Advanced tab",
     "message": "add/import other blocking list"
   },
   "options_blockingList_update": {
     "description": "Update button in Advanced tab",
     "message": "Update all blocking lists"
   },
-  "options_blockingRules": {
-    "description": "Own blicking list header in Advanced tab",
+  "options_customFilters_title": {
+    "description": "Custom filters option name in Advanced tab",
     "message": "Blocking rules"
   },
-  "options_blockingRules_edit": {
-    "description": "Edit rules button in Advanced tab",
+  "options_customFilters_textbox_placeholder": {
+    "description": "Adding custom filter textbox placeholder text in Advanced tab",
+    "message": "add your blocking rule here"
+  },
+  "options_customFilter_edit": {
+    "description": "Label for editing custom filter in Advanced tab",
     "message": "edit rules"
   },
+  "options_customFilter_list": {
+    "description": "Label for editing custom filter in Advanced tab",
+    "message": "list view"
+  },
+  "options_customFilter_save": {
+    "description": "Label for editing custom filter in Advanced tab",
+    "message": "save"
+  },
   "options_faq_title": {
     "description": "FAQ section name in Help tab and link label in same section",
     "message": "Frequently asked questions"
   },
   "options_faq_description": {
     "description": "FAQ section description in Help tab",
     "message": "You only need to refresh your blocking list in \"Advanced\" very often, but there are also other known problems."
   },
   "options_forum_title": {
     "description": "Forum section name in Help tab",
@@ skipping 109 matching lines @@
   },
   "options_language_ro": {
     "description": "Language name shown in add language modal dialog",
     "message": "Romanian"
   },
   "options_language_ru_uk": {
     "description": "Language name shown in add language modal dialog",
     "message": "Russian and Ukrainian"
   }
 }