Added a way to manually test the Malloc function from the shell's command line.

include/memorymanager.h

@@ -11,6 +11,8 @@ typedef struct MemoryChunk
 	bool Allocated;
 };
 
+static struct MemoryChunk* First;
+
 void MemoryManager(size_t start, size_t size);
 
 void* Malloc(size_t size);