Converted tests to CoffeeScript.
Replaced crypto worker with operations built around stream[En/De]cryptors, following the lead of miniLock.
Fixed typo in test name.
Removed unnecessary fixture files and other test tidynesses.
Killed headings in README.
Boldface, not italic, for README headings.
Updated URL to index.coffee in README
Tidy error messages from operations.
Consistent quotes.