restructure files, working make doc and make release

Makefile

@@ -0,0 +1,25 @@
+VERSION = v20
+TAGNAME = release-$(VERSION)
+
+.PHONY: docs install
+
+install:
+	install.sh
+
+docs:
+	pandoc -s -w man docs/manpage.md -o docs/autojump.1
+	pandoc -s -w markdown docs/manpage.md docs/install.md -o README.md
+
+release:
+	# Check for tag existence
+	# git describe release-$(VERSION) 2>&1 >/dev/null || exit 1
+
+	tools/git-version.sh $(TAGNAME)
+
+	# Commit the version change
+	git commit -m "version numbering" autojump
+
+	# Create tag
+	git tag -a $(TAGNAME)
+
+	git archive --format=tar --prefix autojump_$(VERSION)/ $(TAGNAME) | gzip > autojump_$(VERSION).tar.gz