Remove backslash splitName()

Backslashes are used to escape special characters in AD, see here:
http://msdn.microsoft.com/en-us/library/aa366101(v=vs.85).aspx

So splitting by backslash for detecting is wrong.

Example:
```cli
CN=Litware,OU=Docs\, Adatum,DC=Fabrikam,DC=COM
```