Move to makefile, do initial excludes

Makefile

@@ -1,5 +1,11 @@
 export GOOS=windows
 
+lint:
+	gometalinter --vendor --config gometalinter.config ./...
+
+test:
+	go test -v ./...
+
 build:
 	promu build -v
 

gometalinter.config

@@ -1 +1,11 @@
-{}
+{
+    "Disable": [
+        "gocyclo",
+        "maligned",
+        "megacheck"
+    ],
+    "Exclude": [
+        "don't use underscores in Go names",
+        "exported type .+ should have comment or be unexported"
+    ]
+}