Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

gaia/apps/email/js/services.js

@@ -0,0 +1,12 @@
+// This file is overwritten by the build process to include final build
+// credentials either from /build/services.json or from a distribution-specific
+// file. A default is provided here so code will run in a non-build mode.
+define({
+  oauth2: {
+    google: {
+      clientId:
+     '673813704507-oenvl6ani4lmro5v9v934t18smabl12e.apps.googleusercontent.com',
+      clientSecret: 'RzT95HkzNNwEHFdxYbYpqYTN'
+    }
+  }
+});