small cleaning
Display files and folders in termbox
display folders in green
getRelativeLevelPath WIP
add rootPath on first termbox line
Implement directory navigation@
CS
Split into package gotree with muliple files
Rename gotree package
Some test wip must refactoring to be able to mock termbox
Use goroutine for fetchFiles
Convert to OOP and start adding tests with mock
Remove uneeded Displayer factory
Merge pull request #1 from marmelab/feature/implemantTermbox

Implemant termbox