Created guide for changing root directory
Created guide for changing root directory

Created a guide for changing the default root directory of a Yeogurt project from `/` to `/subdir/`
larsonjj/generator-yeogurt,OnkelTem/generator-yeogurt,jacekpolak/generator-yeogurt,jacekpolak/generator-yeogurt,dgoncalves1/generator-yeogurt,markbrouch/generator-yeogurt,dgoncalves1/generator-yeogurt,OnkelTem/generator-yeogurt,larsonjj/generator-yeogurt,markbrouch/generator-yeogurt