Merge pull request #87 from illourr/gh-pages

Added 'Codility: Time Complexity' as a new link to the Big-O bento box.
new sponsor
Merge branch 'gh-pages' of https://github.com/JonHMChan/bento into gh-pages
Added difficult levels with numeric keys for links
Added difficulty level for under the fold
Added groovy
Added node
Added more big-o
anchor tag jump and focus
Another attempt at anchor scrolling
Another attempt at anchorscroll
Set timeout for anchorscroll
Another push for on document loading
Increased timeout
Remove hashes altogether
Fixed anchor tag problem
Added SMACSS as medium level css tutorial