Fix Guam country calling code
Allow setting pre-existing country code value via `data-value` on the <select>.
Bundle update
Compile the JS file after merge pull request #10
Merge branch 'bugfix/guam-calling-code'

Conflicts:
	src/form.authy.min.js
Merge pull request #9

Fix Guam country calling code

Conflicts:
	src/form.authy.min.js
Fix conflicts

Conflicts:
	src/form.authy.min.js
Merge pull request #13

Allow setting pre-existing country code value via `data-value` on the <select>.

Conflicts:
	src/form.authy.min.js
Add documentation of set the default country code.

Eg.
  <select id="authy-countries" data-value="+57"></select>
Check if the window is defined
Update the css class name for Congo and Guam flags