Merge branch '14-turn-into-libraray' into 'master'

Rename package

See merge request !2

package.json

 {
-  "name": "wikidata-normalizer",
+  "name": "wikidata-lib",
   "version": "1.0.0",
   "description": "Collection of stream transformers and utils to help working with wikidata",
   "main": "dist/index.js",