Initial commit of basic model structure
Build some models and functionality, with some tests

`->- I can't lookup carrierwave / download gems at the moment
Add some support gems.
Add import files controller & scaffold
Add uploader, fix tests for importfile
Delete test files
fix gitignore
Make import form, and show import values in the list
Add welcome controller
Minor README stuff, don't use a blank show page.
Currencies should be displayed nicely
README update