History.md: link to the files in the repo
Use "node.js" name instead of "node"
test: style consistency changes and simplify quotes
style consistency changes and normalize end lines
JSHint: add indent config and disable it for unit-test.js
README.md: minor improvements:

* link to /test/bench.js
* break a few long lines
* specify the language used in code blocks
* improve the CLI switches display