Set the default VAT rate to 21% in the example config
Modify StopTime#Mab#mab_done to transform underscores to dashes in classes
Add Bootstrap files (version 2.3.2)
Only ignore the generated style.css
Transform all views to use Bootstrap
Update the CSS to suit Bootstrap; add some overrides for the icons location
Merge branch 'support/bootstrap' into development
Small Ruby1.8-compatibility fix
Show OK icon for billing status in time_entries view
Change #clone into #dup, needed for AR >= 3.1!
Check task and time entry checkboxes by default in #invoice_select_form (closes: #4fdf84)
Add a day if the end time is before the start time (closes: #d96685)
Add past_due methods to the Invoice model
Color invoice list rows based on due status (refs: #b4b365)

What remains is to remove the hardcoding of 30 days.  This should be moved
to the config and Customer model (and then also be used in the template).
Also color customer names based on invoice status in the overview view
Remove already solved FIXME