updated makefile for supporting different target architectures

use "ARCH=arch_name make"

restructured project folder, implementations and headers together under sources/

sources/GL_STUFF/UTILS/ClockIterator.hpp

@@ -0,0 +1,13 @@
+#pragma once
+
+class ClockIterator {
+private:
+	unsigned int max;
+	unsigned int counter;
+public:
+	ClockIterator(unsigned int loopMillis);
+	unsigned int step(unsigned int millis);
+	float getPercentage();
+	unsigned int getPosition();
+	void reset();
+};