Merge pull request 'Adds a release target to makefile' (#170) from make-release into release-2.3.1

Merging in since there is no code to the application here and none of the core makefile targets are altered.

Makefile

@@ -57,6 +57,7 @@ install-bin: build
 clean: 
 	${GOCMD} clean
 	rm -f ./bombadillo.1.gz 2> /dev/null
+	rm -f ./${BINARY}_* 2> /dev/null
 
 .PHONY: uninstall
 uninstall: clean
@@ -66,6 +67,13 @@ uninstall: clean
 	rm -f ${DESTDIR}${DATAROOTDIR}/pixmaps/bombadillo-icon.png
 	-update-desktop-database 2> /dev/null
 
+.PHONY: release
+release:
+	GOOS=linux GOARCH=amd64 ${GOCMD} build ${LDFLAGS} -o ${BINARY}_linux_64
+	GOOS=linux GOARCH=arm ${GOCMD} build ${LDFLAGS} -o ${BINARY}_linux_arm
+	GOOS=linux GOARCH=386 ${GOCMD} build ${LDFLAGS} -o ${BINARY}_linux_32
+	GOOS=darwin GOARCH=amd64 ${GOCMD} build ${LDFLAGS} -o ${BINARY}_darwin_64
+
 
 .PHONY: test
 test: clean build

README.md

@@ -27,6 +27,7 @@ These instructions will get a copy of the project up and running on your local m
 ### Prerequisites
 
 You will need to have [Go](https://golang.org/) version >= 1.11.
+To use the Makefile you will need a make that is GNU Make compatible (sorry BSD folks)
 
 ### Building, Installing, Uninstalling