Merge pull request #1 from MassuguGo/master

Add more tests and regex parser (fails on NaN/Infinity stuff atm)
Fix the test and optimize the creation of Patterns
Handle negative numbers correctly in regex version
Added Rhino implementation
Use final
Renamed JavaScript implementation
Added JRuby implementation
Renamed the package, ignoring the test since it isn't working right now
Regex now works
Use a StringBuilder instead of string concatenation in regex
Added javadoc