Added Makefile and releases files

Makefile.os4

@@ -0,0 +1,25 @@
+#
+# Project: Lite XL
+#
+# Created on: 26-12-2021 
+#
+.PHONY: build release
+
+default: build
+
+build:
+	@sh os4build.sh
+
+release:
+	mkdir -p release/LiteXL
+	cp release_files/* release/LiteXL/ -r
+	mv release/LiteXL/LiteXL.info release/
+	cp data release/LiteXL/ -r
+	cp doc release/LiteXL/ -r
+	cp lite release/LiteXL/
+	strip release/LiteXL/lite
+	cp README.md release/LiteXL/
+	cp README_OS4.md release/LiteXL/
+	cp LICENSE release/LiteXL/
+	lha -aeqr3 a LiteXL.lha release/
+