Cheerio scrapes single hardcoded OEIS page
Tweaked comments in app.js
Merge branch 'branch/nate' into branch/andrewScrape
AJAX POSTs smartinput to node which grabs with cheerio and returns array.
Merge branches 'branch/andrewScrape' and 'branch/nate' of github.com:mightyhops/nulam into branch/nate
add OEIS filtering