Added gulp update task
Merge branch 'develop' of https://github.com/hassankhan/emojify.js into update.sh

Conflicts:
	emojify.min.js
	gulpfile.js
	package.json
	update.sh
Merge
Merge branch 'develop' of https://github.com/hassankhan/emojify.js into update.sh

Conflicts:
	dist/js/emojify.min.js
	gulpfile.js
	package.json
Merge pull request #108 from adam-lynch/update.sh

Added gulp update task