Merge pull request #3 from bergenhem/mongoose

Add mongoose data layer
Add ejs template engine and first view
Add jQuery
Test first basic ajax call
Add experimental sample call to get single bodyfat
Add quick insert item form
Remove old index.html file
Add subscription to statuscode instead of done and fail
Add radio button selection for gender
Merge pull request #4 from bergenhem/views

Add the initial simple calculation view
Merge with master