* code formatting
#24

* extend prompt ‘github’ test
* restructure test files
* code formatting
* rename functions, now the name reflect what the functions are for
Split prompt step in multiple steps

* add step for app name
* add step for app description
* add step for github user name
* add step for node-webkit
* move github API initialisation in github step
* cleanup and clarify file processing methods
* add option to hide welcome message
* remove unused jshint comment
Fix #4

* add prompts for install example in general and which example
* add file to handle everything example related
* use github to get a list of possible examples
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