Reduce export size

Author: kylekatarnls

Diff for: .gitattributes

@@ -1,3 +1,13 @@
+/doc                export-ignore
+/tests              export-ignore
+/.gitattributes     export-ignore
+/.gitignore         export-ignore
+/.travis.yml        export-ignore
+/.codeclimate.yml   export-ignore
+/.styleci.yml       export-ignore
+/.editorconfig      export-ignore
+/*.md               export-ignore
+
 # Auto detect text files and perform LF normalization
 * text=auto