Added new physics functions

* Added some new physics functions
* Added new documentation
* Added some auto checks for OS to rc_os_defines.h
* Fixed bugs on settting and getting position of sprites

rcbasic_build/main.cpp

@@ -912,7 +912,7 @@ int main(int argc, char * argv[])
 {
 	string line = "";
 
-    rcbasic_dev("embedded_functions.bas"); rcbasic_output_debug_info(); return 0;
+    //rcbasic_dev("embedded_functions.bas"); rcbasic_output_debug_info(); return 0;
 
     string rc_filename = "";// = "tst.bas";