Update Makefile for latest changes

Author: dlackty

Makefile

@@ -1,10 +1,10 @@
 bootstrap:
-	gem install bundler -v 2.0.2
+	gem install bundler -v 2.1.4
 	bundle install
 	# pod install
 	bundle exec pod keys set BaseAPIURL "https://cdn.jsdelivr.net/gh/polydice/iCook-tvOS@gh-pages/demo/"
-	bundle exec pod keys set CrashlyticsAPIKey "-"
-	bundle exec pod keys set TreasureDataAPIKey "-"
+	bundle exec pod keys set CrashlyticsAPIKey "API_KEY"
+	bundle exec pod keys set TreasureDataAPIKey "API_KEY"
 	bundle exec pod install
 	# sh scripts/fabric.sh
 	mkdir -p keys