Finish advise on how to log in in development
Make the former event 'update shebang' a function
Make country selection a function
Give the whole layer/product/role selection a function
Map update gets it's very own function
Make js variables Global where appropriate

Also removes some unnecessary explicit return values.
Add a phonebook; manage entry loading in a function
Remove global ajaxsetup
JQuery extensions go outside the init function
Select 'Läden - Cola' by default

We do so, because this will be the main use case.

Since browsers save the value of the dropdown we use a bit
of scripting to force the dropdown to have this value when
loaded.

Fixes #25