Make: install tools target

.travis.yml

@@ -9,8 +9,7 @@ sudo: false
 
 before_install:
   - git config --global url."https://".insteadOf git://
-  - go get -u github.com/golang/lint/golint
-  - go get -u github.com/Masterminds/glide
+  - make install.tools
   - mkdir -p $GOPATH/src/github.com/vbatts && ln -sf $(pwd) $GOPATH/src/github.com/vbatts/go-mtree
 
 install: true

Makefile

@@ -62,6 +62,10 @@ build: $(BUILD)
 $(BUILD): $(SOURCE_FILES)
 	go build -o $(BUILD) $(BUILDPATH)
 
+install.tools:
+	go get -u -v github.com/Masterminds/glide
+	go get -u -v golang.org/x/lint/golint
+
 ./bin:
 	mkdir -p $@