feat(templates): Add types for AlgoliaSearch in Angular (#116)

Author: francoischalifour

src/templates/Angular InstantSearch/package.json

@@ -31,6 +31,7 @@
     "@angular-devkit/build-angular": "0.6.8",
     "@angular/cli": "6.0.8",
     "@angular/language-service": "6.0.7",
+    "@types/algoliasearch": "3.27.5",
     "@types/jasmine": "2.8.8",
     "@types/jasminewd2": "2.0.3",
     "@types/node": "8.10.21",