Bumping version to 1.1.0

Minor release to address miscellaneous bug fixes and issues:
  * Fix Lodash typo #14
  * Remove Makefile for unit tests and fix existing #19 
  * Added ability to specify alt language pages #20 
  * Added possibility to choose which key should be used for priority on files #22 
  * Added possibility to choose which key should be used for private on files #23 
  * Added Travis integration #24

package.json

@@ -1,6 +1,6 @@
 {
   "name": "metalsmith-sitemap",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "A metalsmith plugin for generating a sitemap.xml file.",
   "main": "lib/index.js",
   "scripts": {