Issue #317

Closes #317

Conflicts:
	trans/forms.py
	trans/views/basic.py

We now ask structured information, so that it is easier to process
later.

Closes #373

- give user feedback
- prevent multiple loads when toggling the field

Currently translated at 100.0% (940 of 940)

This can be helful in case of looking for problematic strings.

Closes #386

Currently translated at 100.0% (940 of 940)