fix spaces

docs.it4i/get-started-with-it4innovations/accessing-the-clusters/graphical-user-interface/x-window-system.md

@@ -46,7 +46,7 @@ There are variety of X servers available for Windows environment. The commercial
 
 | How to use Xwin                                                                                                                                                                                                         | How to use Xming                                                                                     |
 | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------- |
-| [Install Cygwin](http://x.cygwin.com/) Find and execute XWin.exeto start the X server on Windows desktop computer.[If no able to forward X11 using PuTTY to CygwinX](#if-no-able-to-forward-x11-using-putty-to-cygwinx) | Use Xlaunch to configure the Xming. Run Xmingto start the X server on Windows desktop computer. |
+| [Install Cygwin](http://x.cygwin.com/) Find and execute XWin.exe to start the X server on Windows desktop computer.[If no able to forward X11 using PuTTY to CygwinX](#if-no-able-to-forward-x11-using-putty-to-cygwinx) | Use Xlaunch to configure the Xming. Run Xming to start the X server on Windows desktop computer. |
 
 Read more on [http://www.math.umn.edu/systems_guide/putty_xwin32.html](http://www.math.umn.edu/systems_guide/putty_xwin32.shtml)