Add logic to handle --linker option when creating new sails app
Add logic that gives correct view boilerplatedepending on templating engine specified on when creating a new sails app
Remove and add files from boilerplate assets
Add linkerAssets folder and its contents to boilerplate
Add .gitignore to the empty boilerplate folders that need to be commited
Add linkerLayout boilerplate folder and its contents
Remove script linker regions in non linker version of  layout.ejs
Fix broken else if statment that breaks sails new command
Merge pull request #561 from ghernandez345/linkerFeature

Added --linker option for sails new command