adding task in js
Merge branch 'master' of github.com:netguru-training/tasklist

Conflicts:
	app/views/tasks/_form.html.haml
Merge branch 'master' of github.com:netguru-training/tasklist
Merge branch 'master' of github.com:netguru-training/tasklist

Conflicts:
	app/views/lists/show.html.haml
	app/views/tasks/_tasks.html.haml
adding tasks in js