Mention build tools like r.js, prune.js in readme
Improve throwError coverage

http://code.google.com/p/esprima/issues/detail?id=388
Improve parseParams coverage

http://code.google.com/p/esprima/issues/detail?id=388
Improve parseObjectInitialiser coverage

http://code.google.com/p/esprima/issues/detail?id=388
Update code coverage report.

http://code.google.com/p/esprima/issues/detail?id=388
Bump our coverage threshold.

http://code.google.com/p/esprima/issues/detail?id=388
Update esmorph.

This fixes the unescaped double quotes issue in the function tracing
demo.

http://code.google.com/p/esprima/issues/detail?id=394
Merge branch 'master' into gh-pages