User interface redesign

[jensljungblad]

Should we upgrade to Bootstrap 4, switch to something else or build our own UI components? Either way we will have to fix things such as our form builder, any bundled UI components such as datepickers and selectboxes etc.

This decision should be based on what type of interface we want to build, obviously.

One thing we've discussed is having a wider, more flexible layout, with sidebar navigation.

Some other things off the top of my head:

• Range filters
• Batch actions with values