Formatting and simplified interface

• This version adds support for bite size number formatting. This allows to turn a number - 1034 into around 1k.
• The number formatter are now configurable. Approximated number can be turned to: words, bites or left as numbers.
• Major rework of the interface to make a simple access to numeric expression.

Langauges and Java interface

1. Added java interface and deployed to Clojars as Maven dependency.
2. Approximate expressions are now generated in: French, German, English, Lithuanian, Portuguese, Russian