JSHint: add config

jshint.json

@@ -0,0 +1,18 @@
+{
+  "asi": true,
+  "camelcase": true,
+  "freeze": true,
+  "immed": true,
+  "indent": 2,
+  "latedef": true,
+  "maxcomplexity": 10,
+  "noarg": true,
+  "noempty": true,
+  "nonbsp": true,
+  "node": true,
+  "nonew": true,
+  "undef": true,
+  "unused": true,
+  "strict": false,
+  "trailing": true
+}

package.json

@@ -23,7 +23,8 @@
     "mocha-lcov-reporter": "0.0.1",
     "helloblock-js": "^0.2.1",
     "request": "~2.34.0",
-    "browserify": "~4.1.5"
+    "browserify": "~4.1.5",
+    "jshint": "2.5.1"
   },
   "testling": {
     "browsers": [
@@ -42,6 +43,7 @@
     "unit": "./node_modules/.bin/istanbul test ./node_modules/.bin/_mocha -- --reporter list `find test -maxdepth 1 -not -type d`",
     "test": "npm run-script unit",
     "integration": "./node_modules/.bin/_mocha --reporter list test/integration/*.js",
+    "jshint": "./node_modules/.bin/jshint --config jshint.json src/*.js ; true",
     "coverage": "./node_modules/.bin/istanbul cover ./node_modules/.bin/_mocha -- --reporter list test/*.js",
     "coveralls": "npm run-script coverage && node ./node_modules/.bin/coveralls < coverage/lcov.info",
     "compile": "./node_modules/.bin/browserify ./src/index.js -s Bitcoin | ./node_modules/.bin/uglifyjs > bitcoinjs-min.js"