Merge pull request #6 from johnb30/master

Adding more URLs
Merge pull request #7 from johnb30/master

Fixing things. Making things work better.
Merge pull request #8 from johnb30/master

Update user agent
Merge pull request #9 from ahalterman/master

Elaborated MongoDB section
Merge pull request #10 from ahalterman/master

Customized scraping for some sources
Switch to Goose for content scraping.
Switch to goose for content extraction
Putting everything in line
Merge pull request #11 from johnb30/master

Switching to Goose