started function for grabbing text to suggest tags and do previews of links
links will return keywords from Alchemy API now. Haven't implemented checking it against our keyword DB yet
created functions to get and parse title and contents to create suggested tags
created functions to make topTags object and clean StackOverflow tag data
curated a list of most relevant tags from SO
merging branch 'master' of https://github.com/ReadUpCode/readup into grabText

Conflicts:
	config/routes.js
bundle now in git ignore
Merge pull request #42 from bwest87/grabText

Suggested tags algorithms