Updated stopwatch to show microsecond precision, works on linux

Stopwatch.lua

@@ -1,7 +1,7 @@
 --luaClasses/Stopwatch.lua
 --Matthew Ellison
--- Created: 2-1-19
---Modified: 2-1-19
+-- Created: 02-01-19
+--Modified: 02-06-19
 --This is a simple class to be used to time runtimes of various things within programs
 
 Stopwatch = {
@@ -34,8 +34,12 @@ function Stopwatch:getTime()
 	return (self.stopTime - self.startTime)
 end
 
+function Stopwatch:getMicroseconds()
+	return math.floor(self:getTime() * 1000000)
+end
+
 function Stopwatch:getMilliseconds()
-	return math.floor((self:getTime() * 1000))
+	return (self:getTime() * 1000)
 end
 
 function Stopwatch:getSeconds()