Fix linting errors

dist/converse.js

@@ -70089,6 +70089,7 @@ if (true) {
 /*! no static exports found */
 /***/ (function(module, exports, __webpack_require__) {
 
+/*global module, exports, _ */
 (function webpackUniversalModuleDefinition(root, factory) {
   if (true) module.exports = factory();else {}
 })(this, function () {
@@ -70178,11 +70179,7 @@ if (true) {
 
       return __webpack_require__(0);
       /******/
-    }(
-    /************************************************************************/
-
-    /******/
-    [
+    }([
     /* 0 */
 
     /***/
@@ -70205,7 +70202,7 @@ if (true) {
       if (typeof _ == 'function' && typeof _.runInContext == 'function') {
         // XXX: Customization in order to be able to run both _ and fp in the
         // non-AMD usecase.
-        fp = browserConvert(_.runInContext());
+        window.fp = browserConvert(_.runInContext());
       }
 
       module.exports = browserConvert;
@@ -70382,7 +70379,7 @@ if (true) {
           name = undefined;
         }
 
-        if (func == null) {
+        if (func === null) {
           throw new TypeError();
         }
 
@@ -70588,11 +70585,11 @@ if (true) {
               result = clone(Object(object)),
               nested = result;
 
-          while (nested != null && ++index < length) {
+          while (nested !== null && ++index < length) {
             var key = path[index],
                 value = nested[key];
 
-            if (value != null) {
+            if (value !== null) {
               nested[path[index]] = clone(index == lastIndex ? value : Object(value));
             }
 
@@ -71081,6 +71078,7 @@ if (true) {
             result = {};
 
         for (var key in object) {
+          if (Object.prototype.hasOwnProperty.call(object, key)) {
             var value = object[key];
 
             if (hasOwnProperty.call(result, value)) {
@@ -71089,6 +71087,7 @@ if (true) {
               result[value] = [key];
             }
           }
+        }
 
         return result;
       }();
@@ -71191,8 +71190,6 @@ if (true) {
   );
 });
 
-;
-
 /***/ }),
 
 /***/ "./src/headless/backbone.noconflict.js":

src/headless/3rdparty/lodash.fp.js

+/*global module, exports, _ */
+
 (function webpackUniversalModuleDefinition(root, factory) {
     if(typeof exports === 'object' && typeof module === 'object')
         module.exports = factory();
@@ -48,9 +50,7 @@ return /******/ (function(modules) { // webpackBootstrap
 
 /******/     // Load entry module and return exports
 /******/     return __webpack_require__(0);
-/******/ })
-/************************************************************************/
-/******/ ([
+/******/ })([
 /* 0 */
 /***/ function(module, exports, __webpack_require__) {
 
@@ -71,7 +71,7 @@ return /******/ (function(modules) { // webpackBootstrap
     if (typeof _ == 'function' && typeof _.runInContext == 'function') {
       // XXX: Customization in order to be able to run both _ and fp in the
       // non-AMD usecase.
-	  fp = browserConvert(_.runInContext());
+      window.fp = browserConvert(_.runInContext());
     }
     module.exports = browserConvert;
 
@@ -227,8 +227,8 @@ return /******/ (function(modules) { // webpackBootstrap
         func = name;
         name = undefined;
       }
-	  if (func == null) {
-	    throw new TypeError;
+      if (func === null) {
+        throw new TypeError();
       }
       options || (options = {});
 
@@ -433,11 +433,11 @@ return /******/ (function(modules) { // webpackBootstrap
             result = clone(Object(object)),
             nested = result;
 
-	    while (nested != null && ++index < length) {
+        while (nested !== null && ++index < length) {
           var key = path[index],
               value = nested[key];
 
-	      if (value != null) {
+          if (value !== null) {
             nested[path[index]] = clone(index == lastIndex ? value : Object(value));
           }
           nested = nested[key];
@@ -934,6 +934,7 @@ return /******/ (function(modules) { // webpackBootstrap
           result = {};
 
       for (var key in object) {
+       if (Object.prototype.hasOwnProperty.call(object, key)) {
         var value = object[key];
         if (hasOwnProperty.call(result, value)) {
           result[value].push(key);
@@ -941,6 +942,7 @@ return /******/ (function(modules) { // webpackBootstrap
           result[value] = [key];
         }
        }
+      }
       return result;
     }());
 
@@ -1034,9 +1036,6 @@ return /******/ (function(modules) { // webpackBootstrap
      * @type {Object}
      */
     module.exports = {};
-
-
 /***/ }
 /******/ ])
 });
-;