Remove prepublish script. Closes #363

Makefile

@@ -7,7 +7,7 @@ params := $(connectionString)
 node-command := xargs -n 1 -I file node file $(params)
 
 .PHONY : test test-connection test-integration bench test-native \
-	build/default/binding.node jshint upgrade-pg
+	build/default/binding.node jshint upgrade-pg publish
 
 all:
 	npm install
@@ -64,3 +64,7 @@ prepare-test-db:
 jshint:
 	@echo "***Starting jshint***"
 	@./node_modules/.bin/jshint lib
+
+publish:
+	@rm -r build || (exit 0)
+	@npm publish

package.json

@@ -27,7 +27,6 @@
   },
   "scripts": {
     "test": "make test-travis connectionString=pg://postgres@localhost:5432/postgres",
-    "prepublish": "rm -r build || (exit 0)",
     "install": "node-gyp rebuild || (exit 0)"
   },
   "engines": {