Add no-multi-spaces rule to eslint and run it

.eslintrc.json

@@ -7,6 +7,7 @@
 		"curly": "error",
 		"camelcase": ["error", {"properties": "never"}],
         "no-multiple-empty-lines": ["error", { "max": 1, "maxEOF": 1 }],
+		"no-multi-spaces": "error",
 		"no-trailing-spaces": ["error", {"ignoreComments": false }],
 		"no-irregular-whitespace": ["error"]
 	},

tests/unit/functions/currentweather_spec.js

@@ -1,3 +1,4 @@
+/* eslint no-multi-spaces: 0 */
 var expect = require("chai").expect;
 
 describe("Functions module currentweather", function() {

tests/unit/functions/weatherforecast_spec.js

@@ -1,3 +1,4 @@
+/* eslint no-multi-spaces: 0 */
 var expect = require("chai").expect;
 
 describe("Functions module weatherforecast", function() {