Move vrelptr implementation in header file so that it can be used outside of JGE lib

JGE/include/vram.h

@@ -32,7 +32,12 @@
 extern "C" {
 #endif
 
-void* vrelptr( void *ptr );		// make a pointer relative to memory base address (ATTENTION: A NULL rel ptr is not illegal/invalid!)
+//void* vrelptr( void *ptr );		// make a pointer relative to memory base address (ATTENTION: A NULL rel ptr is not illegal/invalid!)
+inline void* vrelptr(void *ptr)
+{
+	return (void*)((unsigned int)ptr & ~__MEM_START);
+};
+
 void* vabsptr( void *ptr );		// make a pointer absolute (default return type of valloc)
 
 void* valloc( size_t size );