Security fixes in samples and source/base.js

samples/CollectionManagement/app.js

@@ -1,4 +1,5 @@
-console.log();
+'use strict';
+console.log();
 console.log('Azure DocumentDB Node.js Samples');
 console.log('================================');
 console.log();

samples/DatabaseManagement/app.js

@@ -1,4 +1,5 @@
-console.log();
+'use strict';
+console.log();
 console.log('Azure DocumentDB Node.js Samples');
 console.log('================================');
 console.log();

samples/DocumentManagement/app.js

@@ -1,4 +1,5 @@
-console.log();
+'use strict';
+console.log();
 console.log('Azure DocumentDB Node.js Samples');
 console.log('================================');
 console.log();

samples/IndexManagement/app.js

@@ -1,4 +1,5 @@
-console.log();
+'use strict';
+console.log();
 console.log('Azure DocumentDB Node.js Samples');
 console.log('================================');
 console.log();

samples/Partitioning/app.js

@@ -1,4 +1,5 @@
-console.log();
+'use strict';
+console.log();
 console.log('Azure DocumentDB Node.js Samples');
 console.log('================================');
 console.log();
@@ -154,7 +155,7 @@ function useRangePartitionResolver(databaseLink, callback) {
             { "name": "Joe" }
         ];
         
-        for (i = 0; i < documents.length; i++){
+        for (var i = 0; i < documents.length; i++){
             collection_link = resolver.resolveForCreate(resolver.getPartitionKey(documents[i]));
             console.log(collection_link);
         }

samples/ServerSideScripts/JS/upsert.js

@@ -1,4 +1,5 @@
-/**
+'use strict';
+/**
  * A DocumentDB stored procedure that upserts a given document (insert new or update if present) using its id property.<br/>
  * This implementation tries to create, and if the create fails then query for the document with the specified document's id, then replace it. 
  * Use this sproc if creates are more common than replaces, otherwise use "upsertOptimizedForReplace" 

samples/ServerSideScripts/app.js

@@ -1,3 +1,4 @@
+'use strict';
 console.log();
 console.log('Azure DocumentDB Node.js Samples');
 console.log('================================');

samples/Shared/utils.js

@@ -1,3 +1,4 @@
+'use strict';
 var utils = {
     deleteDatabase: function (client, databaseLink, callback) {
         client.deleteDatabase(databaseLink, function (err) {

source/lib/base.js

@@ -145,21 +145,6 @@ function derive(baseClass, constructor, instanceMembers, staticMembers) {
     }
 }
 
-/**
-*  Defines a class using the given constructor and the union of the set of instance members
-*   specified by all the mixin objects. The mixin parameter list is of variable length.
-* @param {object} constructor - A constructor function that is used to instantiate this class.
-* @returns {Function} - The newly-defined class.
-*/
-function mix(constructor) {
-    constructor = constructor || function () { };
-    var i, len;
-    for (i = 1, len = arguments.length; i < len; i++) {
-        initializeProperties(constructor.prototype, arguments[i]);
-    }
-    return constructor;
-}
-
 var Base = {
     NotImplementedException: "NotImplementedException",
     
@@ -171,8 +156,6 @@ var Base = {
     
     derive: derive,
     
-    mix: mix,
-    
     extend: function (obj, extent) {
         for (var property in extent) {
             if (typeof extent[property] !== "function") {