Update README.md

README.md

@@ -20,7 +20,7 @@ Before running the samples, make sure to unlock `windowsAuthentication` section:
  ![unlock-section](https://cloud.githubusercontent.com/assets/4712046/4689687/d28f8df8-56c6-11e4-9b88-8f5cb769ae93.png)
 
 ### IIS Express
-1. Open **applicationhost.config** located at *$:\Users\\{username}\Documents\IISExpress\config*
+1. Open **applicationhost.config** located at *$:\Users\\{username}\Documents\IISExpress\config* or at *$(SolutionDir)\\.vs\config*
 2. Search for `windowsAuthentication` section and update `overrideModeDefault` value to `Allow`.
 
   ```XML
@@ -91,7 +91,7 @@ The following example shows how to import user Email, Surname and GiveName from
      OnImportClaims = identity =>
      {
        List<Claim> claims = new List<Claim>();
-       using (var principalContext = new PrincipalContext(ContextType.Domain | ContextType.Machine))
+       using (var principalContext = new PrincipalContext(ContextType.Domain)) //or ContextType.Machine
        {
          using (UserPrincipal userPrincipal = UserPrincipal.FindByIdentity(principalContext, identity.Name))
          {