Add version info

.travis.yml

 - "! gofmt -d . | read"
 - go test -v ./...
 before_deploy:
+- rm -Rf ./dist
 - go get github.com/mitchellh/gox
-- gox -os="linux darwin" -arch="amd64 386" -output="dist/{{.OS}}_{{.Arch}}_{{.Dir}}"
+- gox -ldflags="-X main.branch=$TRAVIS_TAG -X main.revision=$TRAVIS_COMMIT" -os="linux darwin" -arch="amd64 386" -output="dist/{{.OS}}_{{.Arch}}_{{.Dir}}"
 deploy:
   provider: releases
   skip_cleanup: true

main.go

 
 var log = loggo.GetLogger("main")
 
+var branch string
+var revision string
+
 type IRCCat struct {
 	auth_channel string
 	channels     mapset.Set
 
 func main() {
 	loggo.ConfigureLoggers("<root>=DEBUG")
-	log.Infof("IRCCat starting...")
+	log.Infof("IRCCat %s (%s) starting...", branch, revision)
 	viper.SetConfigName("irccat")
 	viper.AddConfigPath("/etc")
 	viper.AddConfigPath(".")