fix capitalization and jQuery.width not returning 0
fix numericCss and add hook abstraction
lint
don't make multiple measurements if possible
fix jslint error
smart textarea cache, ability to refresh and initial measurement is based on empty textarea
typeof check
build step
Merge branch 'master' into gh-pages

Conflicts:
	js/jQuery-autogrow.js
	js/jQuery-autogrow.min.js
remove needless space
Merge branch 'master' into gh-pages