add prettier

package.json

@@ -1,40 +1,41 @@
 {
-  "name": "switchmon",
-  "version": "1.2.0",
-  "description": "Simple helper for turning on/off connected/disconnected monitors with xrandr",
-  "main": "cli.js",
-  "scripts": {
-    "test": "istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec && cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js && rm -rf ./coverage",
-    "testwatch": "mocha -w"
-  },
-  "bin": {
-    "swm": "./cli.js"
-  },
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/tomru/switchmon.git"
-  },
-  "keywords": [
-    "xrandr",
-    "monitor"
-  ],
-  "author": "Thomas Ruoff",
-  "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/tomru/switchmon/issues"
-  },
-  "homepage": "https://github.com/tomru/switchmon#readme",
-  "dependencies": {
-    "minimist": "^1.2.0",
-    "xdg": "^0.1.1",
-    "xrandr-parse": "^0.1.1"
-  },
-  "devDependencies": {
-    "coveralls": "^2.11.8",
-    "istanbul": "^0.4.2",
-    "mocha": "^2.4.5",
-    "mocha-lcov-reporter": "^1.2.0",
-    "proxyquire": "^1.7.4",
-    "sinon": "^1.17.3"
-  }
+    "name": "switchmon",
+    "version": "1.2.0",
+    "description": "Simple helper for turning on/off connected/disconnected monitors with xrandr",
+    "main": "cli.js",
+    "scripts": {
+        "test": "istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec && cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js && rm -rf ./coverage",
+        "testwatch": "mocha -w"
+    },
+    "bin": {
+        "swm": "./cli.js"
+    },
+    "repository": {
+        "type": "git",
+        "url": "git+https://github.com/tomru/switchmon.git"
+    },
+    "keywords": ["xrandr", "monitor"],
+    "author": "Thomas Ruoff",
+    "license": "MIT",
+    "bugs": {
+        "url": "https://github.com/tomru/switchmon/issues"
+    },
+    "homepage": "https://github.com/tomru/switchmon#readme",
+    "dependencies": {
+        "minimist": "^1.2.0",
+        "xdg": "^0.1.1",
+        "xrandr-parse": "^0.1.1"
+    },
+    "devDependencies": {
+        "coveralls": "^2.11.8",
+        "istanbul": "^0.4.2",
+        "mocha": "^2.4.5",
+        "mocha-lcov-reporter": "^1.2.0",
+        "proxyquire": "^1.7.4",
+        "sinon": "^1.17.3"
+    },
+    "prettier": {
+        "tabWidth": 4,
+        "singleQuote": true
+    }
 }