Update README.md (#108)

Author: FaithBeam

README.md

@@ -8,6 +8,11 @@ This program patches **The Sims 1** to a custom resolution.
 
 * NoCD/Cracked Sims Executable
   * This exe cannot be previously patched to a custom resolution. For example, if you downloaded a crack that was patched to 1080p, this program will not work.
+ 
+### Linux Requirements
+
+* X11
+  * You don't need to run X11, but you do need it installed
 
 ### OS Version Compatability