macrolibx update to 1.2.1

MacroLibX/.gitignore

@@ -0,0 +1,21 @@
+*.swp
+*.swx
+*.o
+*.a
+*.so
+*.out
+*.dll
+*.lib
+*.exp
+*.json
+*.tmp
+*.ilk
+*.pdb
+*.exe
+.vs/
+.xmake/
+.cache/
+objs/
+build/
+test/.gdb_history
+test/Test