initial visual studio solution and project adds

added in visual studio solution and project files.  updated .gitignore
to exclude visual studio ignores
conversion of source to typescript

converted source files to typescript and modified project properties to
generate results in 'dest' folder.  created initial aurelia.d.ts with
types to support skeleton usage patterns.
it runs !!  put bootstrap and font-awesome in styles folder

yahoooooooooooo !!!  (need to confirm its really working)