add linting files

.jshintrc

@@ -0,0 +1,17 @@
+{ "node": true
+, "browser": true
+, "jquery": true
+, "globals": { "Promise": true }
+
+, "indent": 2
+, "onevar": true
+, "laxcomma": true
+, "laxbreak": true
+, "curly": true
+, "nonbsp": true
+
+, "eqeqeq": true
+, "immed": true
+, "undef": true
+, "latedef": "nofunc"
+}

.prettierrc

@@ -0,0 +1,17 @@
+{ "node": true
+, "browser": true
+, "jquery": true
+, "globals": { "Promise": true }
+
+, "indent": 2
+, "onevar": true
+, "laxcomma": true
+, "laxbreak": true
+, "curly": true
+, "nonbsp": true
+
+, "eqeqeq": true
+, "immed": true
+, "undef": true
+, "latedef": "nofunc"
+}