added the readyState complete check for cases where the library is injected after web page loads.
Update comments
Merge branch 'tommytcchan-master'
Update sweet-alert.scss

Fixed Google Font URL
Compile SCSS file
Merge branch 'mizterp-patch-1'
Merge remote-tracking branch 'upstream/master'

- fixing the conflict with the commit from issue #30

Conflicts:
	lib/sweet-alert.js