specify js vendor paths for linguist

.gitattributes

+ippisite/ippidb/static/academicons-1.8.6/* linguist-vendored
+ippisite/ippidb/static/bootstrap-slider-master/* linguist-vendored
+ippisite/ippidb/static/bootstrap/* linguist-vendored
+ippisite/ippidb/static/chartjs/* linguist-vendored
+ippisite/ippidb/static/fontawesome/* linguist-vendored
+ippisite/ippidb/static/fonts/* linguist-vendored
+ippisite/ippidb/static/jquery/* linguist-vendored
+ippisite/ippidb/static/marvinjs-18/* linguist-vendored
+ippisite/ippidb/static/smilesdrawer/* linguist-vendored
+ippisite/ippidb/static/typeahead/* linguist-vendored
+ippisite/ippidb/static/url-polyfill/* linguist-vendored
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