fix tabs and add a wiki link

Examples/Evaluation/README.md

@@ -1,6 +1,7 @@
 #EvalClients
 
 The folder contains some examples using the CNTK evaluation library. Please note that only the 64-bit target is supported by CNTK evaluation library.
+The [CNTK Eval Examples](https://github.com/Microsoft/CNTK/wiki/CNTK-Eval-Examples) page provides more details of these examples.
 
 -CPPEvalClient: demonstrate the use of the C++ CNTK EvalDll evaluation API. Only the release configuration is supported.  
 
@@ -11,7 +12,7 @@ The folder contains some examples using the CNTK evaluation library. Please note
 -EvalClients.sln: the VS2015 solution file to build examples. It creates two binaries in the directory $(SolutionDir)..\..\x64\:
 
     - CPPEvalClient.$(Configuration)\CPPEvalClient.exe: To run the example, please first include the directory containing CNTK dependent dlls, usually $(SolutionDir)..\..\cntk, in the PATH environment variable. 
-	
-	- CPPEvalExtendedClient.$(Configuration)\CPPEvalExtendedClient.exe: To run the example, please first include the directory containing CNTK dependent dlls, usually $(SolutionDir)..\..\cntk, in the PATH environment variable. 
+
+    - CPPEvalExtendedClient.$(Configuration)\CPPEvalExtendedClient.exe: To run the example, please first include the directory containing CNTK dependent dlls, usually $(SolutionDir)..\..\cntk, in the PATH environment variable. 
     
     - CSEvalClient.$(Configuration)\CSEvalClient.exe: the C# example executable.