Adding cache to Travis builds (#17)

ulukaya · paulb777 · commit 1634228abb24 · 2017-05-18T10:17:22.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,8 @@
 osx_image: xcode8.3
 language: objective-c
-# cache: cocoapods
+cache:
+  - bundler
+  - cocoapods
 podfile: Example/Podfile
 xcode_workspace: Example/Firebase.xcworkspace
 xcode_scheme: AllUnitTests
