[#MmLRZ2E2] update readme and simplify some things

update readme, remove unnecessary extensions parameter from browserify, move default template to flatten directory structure

Branch: MmLRZ2E2-development
[#MmLRZ2E2] Add tests

Add a basic test with Tape and Testling

Branch: MmLRZ2E2-development
[#MmLRZ2E2] Bind events to object instance

Branch: MmLRZ2E2-development
[#MmLRZ2E2] Update test configuration

Branch: MmLRZ2E2-development
[#add] Add mailchimp support

First attempt at adding MailChimp support

Branch: add-mailchimp
[#add] add jsonp request for mailchimp

Branch: add-mailchimp
[#add] Merge branch 'add-mailchimp' of https://github.com/blocks/subscribe-email into add-mailchimp

Conflicts:
	build/subscribe-email.js
	demo/index.html
	src/subscribe-email.js

Branch: add-mailchimp