v2 update: Improve support for operations with non numeric arguments. Update power to work with bignumbers mod to return only bignumbers

Update dependencies, fix linting errors and make sure that modulo returns a BigNumber

Added eslint support

Fix module.exports and improve API

Merge pull request #7 from nathsou/patch-1

Test for BigNumber(000...0) === true

Fix BigNumber(000.0) === false

Run travis build on node.js 4 & 5

Update packages and code style

Update package version number.

Added gitignore file.

Small style changes.

bugfix: Test for `undefined` type when checking if method has arguments or not.

Added tests for gt method and fix bug in gt implementation #3

Updated the package version number (it must have at least three numbers, otherwise the build fails)