(#128) Updated npmignore

Author: s1hofmann

.npmignore

@@ -1,14 +1,23 @@
 /lib
-tsconfig.json
-tslint.json
-.travis.yml
-.vscode
-.idea
-.github
+/tsconfig.json
+/tslint.json
+/.travis.yml
+/appveyor.yml
+/.vscode
+/.idea
+/.build/
 /.gfx
+/.github
 /asdf.jpg
 /foo_asdf_bar.jpg
 /asdf.png
 /asdf_bar.jpg
 /foo_asdf.jpg
 /.scratch/
+/docs/
+/e2e/
+/sonar-project.properties
+/typedoc.js
+/index.e2e.spec.ts
+/index.ts
+/jest.config.js