Why not have some Travis action

Makefile

@@ -1,21 +1,13 @@
-SOURCES := $(shell ls | egrep -v 'README|Makefile')
+SOURCES := $(shell ls | grep -E -v 'README|Makefile')
 TARGETS := $(patsubst %,$(HOME)/.%,$(SOURCES))
 
-
 $(HOME)/.%: %
-	ln -sv $(PWD)/'$^' '$@'
-
-
-all: $(TARGETS) $(HOME)/.janus/go
+	if [[ ! -e '$@' ]] ; then ln -sv '$(PWD)/$^' '$@' ; fi
 
+.PHONY: all
+all: $(TARGETS)
 
+.PHONY: echo
 echo:
 	@echo SOURCES=$(SOURCES)
 	@echo TARGETS=$(TARGETS)
-
-
-$(HOME)/.janus/go:
-	test -n "$$GOROOT" && ln -sv $$GOROOT/misc/vim ~/.janus/go ; true
-
-
-.PHONY: all echo