FLUID-4947: Updated tts proxy location.
Merge branch 'demo' of github.com:fluid-project/infusion into demo
FLUID-4947: Updated url to the new aws instance.
Merge remote-tracking branch 'yzen/demo' into demo

* yzen/demo:
  FLUID-4947: Updated url to the new aws instance.
  FLUID-4947: Updated tts proxy location.