updated sys and created publi

publi/node_modules/read-pkg-up/index.js

@@ -0,0 +1,31 @@
+'use strict';
+var findUp = require('find-up');
+var readPkg = require('read-pkg');
+
+module.exports = function (opts) {
+	return findUp('package.json', opts).then(function (fp) {
+		if (!fp) {
+			return {};
+		}
+
+		return readPkg(fp, opts).then(function (pkg) {
+			return {
+				pkg: pkg,
+				path: fp
+			};
+		});
+	});
+};
+
+module.exports.sync = function (opts) {
+	var fp = findUp.sync('package.json', opts);
+
+	if (!fp) {
+		return {};
+	}
+
+	return {
+		pkg: readPkg.sync(fp, opts),
+		path: fp
+	};
+};