Working on decryption in the browser.

Switched encryption to a different type.
Merged from master
file browsing works mulitple levels deep
Merge branch 'master' of github.com:apexskier/wombat into apexskier
Not requiring event
make underscore not have map error
Fixed uploading, but had to remove the robust concurrent encrypting
maybe.

Working on decrypting. It's working great for text files, but images
aren't working.
Merge branch 'apexskier' of github.com:apexskier/wombat into apexskier
Merge branch 'master' of github.com:apexskier/wombat into apexskier
Merge branch 'master' of github.com:apexskier/wombat into apexskier
Working to download files.

If .png, will encrypt the data-url, else text.