* Updated d3-geo to reflect version 1.9.0: added fitWidth and fitHeight methods
* Fix asterisk position
* Missing space
* Added spacing between methods
* Added tests for d3-geo `fitHeight` and `fitWidth`
* Backbone for d3-fetch
* Completed fetch API
* Strong typings of parsing methods
* Partial d3-fetch tests
* Completed tests for d3-fetch
* Reste library to es6 in d3-fetch
* Fix linting errors
* tentative fix TS 2.1
* Specific types for d3-fetch
* Fix test on d3-fetch
* Removed generic used only once for json function in d3-fetch
* Fix d3-fetch test