updated readme to say hitimes supports windows

README

@@ -11,16 +11,16 @@
 
 == DESCRIPTION
 
-Hitimes is a fast, high resolution timer library for recording performance
-metrics.  It uses the appropriate C method calls for each system to get the
-highest granularity time increments possible.  
+Hitimes is a fast, high resolution timer library for recording
+performance metrics.  It uses the appropriate C method calls for each
+system to get the highest granularity time increments possible.  
 
-It currently supports any system with the POSIX call clock_gettime() and OSX.
-Windows is in the works.
+It currently supports any system with the POSIX call clock_gettime(),
+Mac OS X and Windows.
 
-Using Hitimes can be faster than using a series of Time.new calls, and it will
-have a much higher granularity.   It is definitely faster than using
-Process.times. 
+Using Hitimes can be faster than using a series of Time.new calls, and
+it will have a much higher granularity.   It is definitely faster than
+using Process.times. 
 
 == SYNOPSIS