feat: add two new themes (#160)

Author: TreyRuffy

.eslintrc.js

@@ -1,7 +1,9 @@
 module.exports = {
  "env": {
  "browser": true,
- "es6": true
+ "es6": true,
+ "webextensions": true,
+ "jquery": true,
  },
  "extends": "eslint:recommended",
  "globals": {
@@ -15,6 +17,7 @@ module.exports = {
  "ecmaVersion": 2018
  },
  "rules": {
- "no-fallthrough": 0
+ "no-fallthrough": 0,
+ "no-console": "off"
  }
-};
+};

.gitignore

@@ -28,3 +28,5 @@ node_modules
 .lock-wscript
 
 .DS_store
+
+.idea

CHANGELOG.md

@@ -1,5 +1,9 @@
 ## Changelog
 
+## 1.9.3
+
+- Added GitHub Dark theme by @TreyRuffy
+
 ## 1.9.2
 
 - Reduced the mutations to be handled by limiting tasks on every mutation callback.