diff --git a/BCL.csproj b/BCL.csproj
index fdb309b36..77f3a5a96 100644
--- a/BCL.csproj
+++ b/BCL.csproj
@@ -163,7 +163,7 @@
     <TypeScriptSourceMap>True</TypeScriptSourceMap>
   </PropertyGroup>
   <Import Project="$(VSToolsPath)\TypeScript\Microsoft.TypeScript.targets" Condition="Exists('$(VSToolsPath)\TypeScript\Microsoft.TypeScript.targets')" />
-  <UsingTask TaskName="BuildTasks.CopyForPlatformBuildTask" AssemblyFile="../../Build/bin/BuildTasks.dll" />
+  <UsingTask TaskName="BuildTasks.CopyForPlatformBuildTask" AssemblyFile="../../Build/lib/BuildTasks.dll" />
   <Target Name="AfterBuild">
     <CopyForPlatformBuildTask Condition=" '$(Configuration)' == 'Android' or '$(Configuration)' == 'iOS' " TargetPlatform="$(Configuration)" Platforms="iOS;Android" InputFiles="@(GeneratedJavascript)" DestinationFolder="$(OutputPath)\$(Configuration)\" />
   </Target>
diff --git a/FileSystem/file_system.d.ts b/FileSystem/file_system.d.ts
index 33e0fa209..208a4aa71 100644
--- a/FileSystem/file_system.d.ts
+++ b/FileSystem/file_system.d.ts
@@ -22,12 +22,12 @@
             /**
               * Renames the current entity using the specified name.
               */
-            public rename(newName: string, onSuccess: Function, onError: Function);
+            public rename(newName: string, onSuccess?: Function, onError?: Function);
         }
 
         export class File extends FileSystemEntity {
             /**
-              * Gets the extension of the entity.
+              * Gets the extension of the file.
               */
             public extension: string;
             /**
diff --git a/FileSystem/file_system_access.d.ts b/FileSystem/file_system_access.d.ts
index 8462bbb0d..3c986ea20 100644
--- a/FileSystem/file_system_access.d.ts
+++ b/FileSystem/file_system_access.d.ts
@@ -1,6 +1,4 @@
-//import file_system_module = require("FileSystem/file_system");
-//import entities = file_system_module.tk.io;
-
+// TODO: Implement "hidden" notation so that such declarations are not included in the d.ts file we will provide for the users.
 //@hidden
 export declare module tk {
     export module io {
diff --git a/Readme.md b/Readme.md
index d017e82c4..8007d34e0 100644
--- a/Readme.md
+++ b/Readme.md
@@ -12,4 +12,10 @@ The output of this project is located at (../bin/)
 ### Build the BCL project
 
 There are two build configurations - iOS and Android. Depending on the configuration, the custom build task will prepare the `bin/iOS` and `bin/Android` folders
-where the files only needed for the specified platform will be copied.
\ No newline at end of file
+where the files only needed for the specified platform will be copied.
+
+### Useful links
+
+[VSCommands](http://vscommands.squaredinfinity.com/)
+
+Adds the option to "Group Items" (DependentUpon tag) within the Visual Studio Solution Explorer. Select several items, right-click -> Group Items.
\ No newline at end of file