Add Bower version badge to README
Add Bower version badge to README

Change-Id: Ia6c7d42ae3bc4236f16c753a7b0c2b15db92c016
Reviewed-on: http://gerrit.causes.com/37567
Reviewed-by: Joe Lencioni <1dd72cf724deaab5db236f616560fc7067b734e1@causes.com>
Tested-by: Joe Lencioni <1dd72cf724deaab5db236f616560fc7067b734e1@causes.com>

causes/method-proxy-js