Added 'min' and 'max' as standard functions

Also fixed floating point printing with sprintf

tests/makefile

@@ -7,5 +7,3 @@ all:
 gdb:
 	$(MAKE) -C units -k gdb
 	$(MAKE) -C scripts -k gdb
-
-#TODO: valgrind

tests/scripts/test_attribute.toy

@@ -1 +1 @@
-//TODO: empty test script
+//URGENT: empty test script

tests/scripts/test_functions.toy

@@ -1 +1 @@
-//TODO: empty test script
+//URGENT: empty test script

tests/scripts/test_keyword_for_iteration.toy

@@ -1,4 +1,4 @@
-//TODO: empty test script
+//URGENT: empty test script
 
 //TODO: test iteration on arrays, tables, closures
 

tests/units/test_attribute.c

@@ -4,7 +4,7 @@
 #include <string.h>
 
 int main(void) {
-	//TODO: Test not yet implemented
+	//URGENT: Test not yet implemented
 	printf(TOY_CC_WARN "Test not yet implemented: %s\n" TOY_CC_RESET, __FILE__);
 	return 0;
 }

tests/units/test_function.c

@@ -117,7 +117,7 @@ int test_functions_from_bytecodes(void) {
 }
 
 int test_functions_from_callbacks(void) {
-	//TODO: Test not yet implemented
+	//URGENT: Test not yet implemented
 	printf(TOY_CC_WARN "WIP test not yet implemented: %s\n" TOY_CC_RESET, __FILE__);
 	return 0;
 }

tests/units/test_value.c

@@ -607,8 +607,8 @@ int main(void) {
 		total += res;
 	}
 
-	//TODO: references
-	//TODO: type coersions
+	//TODO: references?
+	//TODO: type coersions?
 	//TODO: opaques?
 
 	return total;